diff --git a/eden/scm/edenscm/mercurial/help.py b/eden/scm/edenscm/mercurial/help.py
index b06fb69b5b..e0fcf49c79 100644
--- a/eden/scm/edenscm/mercurial/help.py
+++ b/eden/scm/edenscm/mercurial/help.py
@@ -833,6 +833,11 @@ def formattedhelp(ui, commands, name, keep=None, unknowncmd=False, full=True, **
 
     Either returns the rendered help text or raises an exception.
     """
+    for cmd in pycompat.iterkeys(commands.table):
+        rustdoc = getattr(commands.table[cmd][0], "__rusthelp__", None)
+        if rustdoc:
+            commands.table[cmd] = rustdoc
+
     if keep is None:
         keep = []
     else:
diff --git a/eden/scm/edenscm/mercurial/registrar.py b/eden/scm/edenscm/mercurial/registrar.py
index 9921e6345b..b8c9231c18 100644
--- a/eden/scm/edenscm/mercurial/registrar.py
+++ b/eden/scm/edenscm/mercurial/registrar.py
@@ -212,6 +212,14 @@ class command(_funcregistrarbase):
         func.subcommands = {}
         func.subcommandcategories = []
         func.subonly = subonly
+
+        if name in self._table:
+            # If the command already was in the table it is because it was an existing Rust command.
+            # We should keep and show the documentation for the Rust command. Since some Rust commands still
+            # fall back into the Python command in some scenarios, we cannot entirely keep the Rust function
+            prevfunc, *helpargs = self._table[name]
+            func.__rusthelp__ = pycompat.getdoc(prevfunc), *helpargs
+
         if synopsis:
             self._table[name] = func, list(options), synopsis
         else:
diff --git a/eden/scm/tests/test-alias.t b/eden/scm/tests/test-alias.t
index c19d9ce994..033440e78c 100644
--- a/eden/scm/tests/test-alias.t
+++ b/eden/scm/tests/test-alias.t
@@ -203,21 +203,22 @@ invalid options
   
   Options ([+] can be repeated):
   
-   -A --all                 show status of all files
-   -m --modified            show only modified files
-   -a --added               show only added files
-   -r --removed             show only removed files
-   -d --deleted             show only deleted (but tracked) files
-   -c --clean               show only files without changes
-   -u --unknown             show only unknown (not tracked) files
-   -i --ignored             show only ignored files
-   -n --no-status           hide status prefix
-   -C --copies              show source of copied files
-   -0 --print0              end filenames with NUL, for use with xargs
-      --rev REV [+]         show difference from revision
-      --change REV          list the changed files of a revision
-   -I --include PATTERN [+] include names matching the given patterns
-   -X --exclude PATTERN [+] exclude names matching the given patterns
+   -A --all               show status of all files
+   -m --modified          show only modified files
+   -a --added             show only added files
+   -r --removed           show only removed files
+   -d --deleted           show only deleted (but tracked) files
+   -c --clean             show only files without changes
+   -u --unknown           show only unknown (not tracked) files
+   -i --ignored           show only ignored files
+   -n --no-status         hide status prefix
+   -C --copies            show source of copied files
+   -0 --print0            end filenames with NUL, for use with xargs
+      --rev VALUE [+]     show difference from revision
+      --change VALUE      list the changed files of a revision
+      --root-relative     show status relative to root
+   -I --include VALUE [+] include names matching the given patterns
+   -X --exclude VALUE [+] exclude names matching the given patterns
   
   (some details hidden, use --verbose to show complete help)
   $ hg no-R
@@ -272,21 +273,22 @@ invalid options
   
   Options ([+] can be repeated):
   
-   -A --all                 show status of all files
-   -m --modified            show only modified files
-   -a --added               show only added files
-   -r --removed             show only removed files
-   -d --deleted             show only deleted (but tracked) files
-   -c --clean               show only files without changes
-   -u --unknown             show only unknown (not tracked) files
-   -i --ignored             show only ignored files
-   -n --no-status           hide status prefix
-   -C --copies              show source of copied files
-   -0 --print0              end filenames with NUL, for use with xargs
-      --rev REV [+]         show difference from revision
-      --change REV          list the changed files of a revision
-   -I --include PATTERN [+] include names matching the given patterns
-   -X --exclude PATTERN [+] exclude names matching the given patterns
+   -A --all               show status of all files
+   -m --modified          show only modified files
+   -a --added             show only added files
+   -r --removed           show only removed files
+   -d --deleted           show only deleted (but tracked) files
+   -c --clean             show only files without changes
+   -u --unknown           show only unknown (not tracked) files
+   -i --ignored           show only ignored files
+   -n --no-status         hide status prefix
+   -C --copies            show source of copied files
+   -0 --print0            end filenames with NUL, for use with xargs
+      --rev VALUE [+]     show difference from revision
+      --change VALUE      list the changed files of a revision
+      --root-relative     show status relative to root
+   -I --include VALUE [+] include names matching the given patterns
+   -X --exclude VALUE [+] exclude names matching the given patterns
   
   (some details hidden, use --verbose to show complete help)
   $ hg no--repo
@@ -341,21 +343,22 @@ invalid options
   
   Options ([+] can be repeated):
   
-   -A --all                 show status of all files
-   -m --modified            show only modified files
-   -a --added               show only added files
-   -r --removed             show only removed files
-   -d --deleted             show only deleted (but tracked) files
-   -c --clean               show only files without changes
-   -u --unknown             show only unknown (not tracked) files
-   -i --ignored             show only ignored files
-   -n --no-status           hide status prefix
-   -C --copies              show source of copied files
-   -0 --print0              end filenames with NUL, for use with xargs
-      --rev REV [+]         show difference from revision
-      --change REV          list the changed files of a revision
-   -I --include PATTERN [+] include names matching the given patterns
-   -X --exclude PATTERN [+] exclude names matching the given patterns
+   -A --all               show status of all files
+   -m --modified          show only modified files
+   -a --added             show only added files
+   -r --removed           show only removed files
+   -d --deleted           show only deleted (but tracked) files
+   -c --clean             show only files without changes
+   -u --unknown           show only unknown (not tracked) files
+   -i --ignored           show only ignored files
+   -n --no-status         hide status prefix
+   -C --copies            show source of copied files
+   -0 --print0            end filenames with NUL, for use with xargs
+      --rev VALUE [+]     show difference from revision
+      --change VALUE      list the changed files of a revision
+      --root-relative     show status relative to root
+   -I --include VALUE [+] include names matching the given patterns
+   -X --exclude VALUE [+] exclude names matching the given patterns
   
   (some details hidden, use --verbose to show complete help)
   $ hg no--repository
@@ -410,21 +413,22 @@ invalid options
   
   Options ([+] can be repeated):
   
-   -A --all                 show status of all files
-   -m --modified            show only modified files
-   -a --added               show only added files
-   -r --removed             show only removed files
-   -d --deleted             show only deleted (but tracked) files
-   -c --clean               show only files without changes
-   -u --unknown             show only unknown (not tracked) files
-   -i --ignored             show only ignored files
-   -n --no-status           hide status prefix
-   -C --copies              show source of copied files
-   -0 --print0              end filenames with NUL, for use with xargs
-      --rev REV [+]         show difference from revision
-      --change REV          list the changed files of a revision
-   -I --include PATTERN [+] include names matching the given patterns
-   -X --exclude PATTERN [+] exclude names matching the given patterns
+   -A --all               show status of all files
+   -m --modified          show only modified files
+   -a --added             show only added files
+   -r --removed           show only removed files
+   -d --deleted           show only deleted (but tracked) files
+   -c --clean             show only files without changes
+   -u --unknown           show only unknown (not tracked) files
+   -i --ignored           show only ignored files
+   -n --no-status         hide status prefix
+   -C --copies            show source of copied files
+   -0 --print0            end filenames with NUL, for use with xargs
+      --rev VALUE [+]     show difference from revision
+      --change VALUE      list the changed files of a revision
+      --root-relative     show status relative to root
+   -I --include VALUE [+] include names matching the given patterns
+   -X --exclude VALUE [+] exclude names matching the given patterns
   
   (some details hidden, use --verbose to show complete help)
   $ hg no--config
diff --git a/eden/scm/tests/test-help.t b/eden/scm/tests/test-help.t
index 3a36006c5a..67dcf148b1 100644
--- a/eden/scm/tests/test-help.t
+++ b/eden/scm/tests/test-help.t
@@ -667,21 +667,22 @@ Test command without options
   
   Options ([+] can be repeated):
   
-   -A --all                 show status of all files
-   -m --modified            show only modified files
-   -a --added               show only added files
-   -r --removed             show only removed files
-   -d --deleted             show only deleted (but tracked) files
-   -c --clean               show only files without changes
-   -u --unknown             show only unknown (not tracked) files
-   -i --ignored             show only ignored files
-   -n --no-status           hide status prefix
-   -C --copies              show source of copied files
-   -0 --print0              end filenames with NUL, for use with xargs
-      --rev REV [+]         show difference from revision
-      --change REV          list the changed files of a revision
-   -I --include PATTERN [+] include names matching the given patterns
-   -X --exclude PATTERN [+] exclude names matching the given patterns
+   -A --all               show status of all files
+   -m --modified          show only modified files
+   -a --added             show only added files
+   -r --removed           show only removed files
+   -d --deleted           show only deleted (but tracked) files
+   -c --clean             show only files without changes
+   -u --unknown           show only unknown (not tracked) files
+   -i --ignored           show only ignored files
+   -n --no-status         hide status prefix
+   -C --copies            show source of copied files
+   -0 --print0            end filenames with NUL, for use with xargs
+      --rev VALUE [+]     show difference from revision
+      --change VALUE      list the changed files of a revision
+      --root-relative     show status relative to root
+   -I --include VALUE [+] include names matching the given patterns
+   -X --exclude VALUE [+] exclude names matching the given patterns
   
   (some details hidden, use --verbose to show complete help)