nixpkgs/pkgs/applications/version-management/dvc/dvc-daemon.patch

diff --git a/dvc/daemon.py b/dvc/daemon.py
index 9854a0e1..fefdd613 100644
--- a/dvc/daemon.py
+++ b/dvc/daemon.py
@@ -103,11 +103,8 @@ def daemon(args):
         logger.debug("skipping launching a new daemon.")
         return
 
-    cmd = ["daemon", "-q"] + args
-
-    env = fix_env()
-    file_path = os.path.abspath(inspect.stack()[0][1])
-    env["PYTHONPATH"] = os.path.dirname(os.path.dirname(file_path))
+    cmd = [ "@dvc@" , "daemon", "-q"] + args
+    env = os.environ.copy()
     env[DVC_DAEMON] = "1"
 
     _spawn(cmd, env)