diff --git a/pkgs/build-support/rust/fetchcrate.nix b/pkgs/build-support/rust/fetchcrate.nix
index 95dfd38b12ae..4e6c38b032ce 100644
--- a/pkgs/build-support/rust/fetchcrate.nix
+++ b/pkgs/build-support/rust/fetchcrate.nix
@@ -1,10 +1,13 @@
 { lib, fetchurl, unzip }:
 
-{ crateName
+{ crateName ? args.pname
+, pname ? null
 , version
 , sha256
 , ... } @ args:
 
+assert pname == null || pname == crateName;
+
 lib.overrideDerivation (fetchurl ({
 
   name = "${crateName}-${version}.tar.gz";
@@ -30,6 +33,6 @@ lib.overrideDerivation (fetchurl ({
       fi
       mv "$unpackDir/$fn" "$out"
     '';
-} // removeAttrs args [ "crateName" "version" ]))
+} // removeAttrs args [ "crateName" "pname" "version" ]))
 # Hackety-hack: we actually need unzip hooks, too
 (x: {nativeBuildInputs = x.nativeBuildInputs++ [unzip];})
diff --git a/pkgs/tools/misc/broot/default.nix b/pkgs/tools/misc/broot/default.nix
index 8e0c71e08d71..7387270b7379 100644
--- a/pkgs/tools/misc/broot/default.nix
+++ b/pkgs/tools/misc/broot/default.nix
@@ -1,6 +1,6 @@
 { stdenv
 , rustPlatform
-, fetchFromGitHub
+, fetchCrate
 , installShellFiles
 , makeWrapper
 , coreutils
@@ -12,11 +12,9 @@ rustPlatform.buildRustPackage rec {
   pname = "broot";
   version = "0.20.3";
 
-  src = fetchFromGitHub {
-    owner = "Canop";
-    repo = pname;
-    rev = "v${version}";
-    sha256 = "0hbz7cslngl77qka8sl84fjhijbqbw69dj058ghhsgaxw06nypg2";
+  src = fetchCrate {
+    inherit pname version;
+    sha256 = "0vw956c5xpjsbd9b0ardvgi9jjqb230m2x5n4h9ai0yiwizc8rh6";
   };
 
   cargoSha256 = "1zl4p3n327iq7nm7hi79zjxv2gvw9f3lwgkg1qp52kycv1af5gqp";