git-cola 0 -> 1
attrpath: git-cola
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/hszpyssyzlfxivgcb8g26w1zms4p6jiz-packages.json.drv
building '/nix/store/hszpyssyzlfxivgcb8g26w1zms4p6jiz-packages.json.drv'...

Going to be running update for following packages:
 - git-cola-4.5.0

Press Enter key to continue...
Running update for:
 - git-cola-4.5.0: UPDATING ...
 - git-cola-4.5.0: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/applications/version-management/git-cola/default.nix b/pkgs/applications/version-management/git-cola/default.nix
index a8d8cb8b7983..916d7c9e16d7 100644
--- a/pkgs/applications/version-management/git-cola/default.nix
+++ b/pkgs/applications/version-management/git-cola/default.nix
@@ -2,13 +2,13 @@
 
 python3Packages.buildPythonApplication rec {
   pname = "git-cola";
-  version = "4.5.0";
+  version = "4.6.1";
 
   src = fetchFromGitHub {
     owner = "git-cola";
     repo = "git-cola";
     rev = "v${version}";
-    hash = "sha256-HORGtpiZGWpeRDhr4E9KW5LSAD6r74l7rl6RhhVtiJo=";
+    hash = "sha256-qAvoBVZt2IwrWFNzGWpCZqj8gbjysGlB/VXaa1CMH4o=";
   };
 
   buildInputs = lib.optionals stdenv.isLinux [ qt5.qtwayland ];

No auto update branch exists
There might already be an open PR for this update:
- git-cola: 4.5.0 -> 4.6.1
  URL "https://api.github.com/repos/NixOS/nixpkgs/issues/294807"