diff --git a/pkgs/development/python-modules/scmrepo/default.nix b/pkgs/development/python-modules/scmrepo/default.nix
index c6375593ba0e..6ac08d809916 100644
--- a/pkgs/development/python-modules/scmrepo/default.nix
+++ b/pkgs/development/python-modules/scmrepo/default.nix
@@ -16,7 +16,7 @@
   tqdm,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "scmrepo";
   version = "3.6.2";
   pyproject = true;
@@ -24,7 +24,7 @@ buildPythonPackage rec {
   src = fetchFromGitHub {
     owner = "iterative";
     repo = "scmrepo";
-    tag = version;
+    tag = finalAttrs.version;
     hash = "sha256-E7BHdLDS57r/UbSA62lfr3z+5sqFTPRzwfFLIITeSs0=";
   };
 
@@ -54,8 +54,8 @@ buildPythonPackage rec {
   meta = {
     description = "SCM wrapper and fsspec filesystem";
     homepage = "https://github.com/iterative/scmrepo";
-    changelog = "https://github.com/iterative/scmrepo/releases/tag/${src.tag}";
+    changelog = "https://github.com/iterative/scmrepo/releases/tag/${finalAttrs.src.tag}";
     license = lib.licenses.asl20;
     maintainers = with lib.maintainers; [ fab ];
   };
-}
+})