keepmenu 0 -> 1
attrpath: keepmenu
Checking auto update branch...
[version] 
[version] skipping because derivation has updateScript
[rustCrateVersion] 
[rustCrateVersion] No cargoSha256 or cargoHash found
[golangModuleVersion] 
[golangModuleVersion] Not a buildGoModule package with vendorSha256 or vendorHash
[npmDepsVersion] 
[npmDepsVersion] No npmDepsHash
[updateScript] 
[updateScript] Success
[updateScript] this derivation will be built:
  /nix/store/l24rbii1bbr1a0v3asi128xb89vqg2xc-packages.json.drv
building '/nix/store/l24rbii1bbr1a0v3asi128xb89vqg2xc-packages.json.drv'...

Going to be running update for following packages:
 - keepmenu-1.4.0

Press Enter key to continue...
Running update for:
 - keepmenu-1.4.0: UPDATING ...
 - keepmenu-1.4.0: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/applications/misc/keepmenu/default.nix b/pkgs/applications/misc/keepmenu/default.nix
index d10c10c231d6..0a318de6ee84 100644
--- a/pkgs/applications/misc/keepmenu/default.nix
+++ b/pkgs/applications/misc/keepmenu/default.nix
@@ -2,14 +2,14 @@
 
 python3Packages.buildPythonApplication rec {
   pname = "keepmenu";
-  version = "1.4.0";
+  version = "1.4.1";
   format = "pyproject";
 
   src = fetchFromGitHub {
     owner = "firecat53";
     repo = "keepmenu";
-    rev = version;
-    hash = "sha256-3vFg+9Nw+NhuPJbrmBahXwa13wXlBg5IMYwJ+unn88k=";
+    rev = "refs/tags/${version}";
+    hash = "sha256-vmautVUniAtN/gxsqEeVQ5yPhhnSaCqQUr+8i+m20Mw=";
   };
 
   nativeBuildInputs = with python3Packages; [

No auto update branch exists