curtail 0 -> 1
attrpath: curtail
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/7riihmv5s9wdgfpx8mavhmz6fr4i5ql1-packages.json.drv
building '/nix/store/7riihmv5s9wdgfpx8mavhmz6fr4i5ql1-packages.json.drv'...

Going to be running update for following packages:
 - curtail-1.8.0

Press Enter key to continue...
Running update for:
 - curtail-1.8.0: UPDATING ...
 - curtail-1.8.0: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/applications/graphics/curtail/default.nix b/pkgs/applications/graphics/curtail/default.nix
index d12c3e6f2261..0ef67bdcc85f 100644
--- a/pkgs/applications/graphics/curtail/default.nix
+++ b/pkgs/applications/graphics/curtail/default.nix
@@ -20,14 +20,14 @@
 
 python3.pkgs.buildPythonApplication rec {
   pname = "curtail";
-  version = "1.8.0";
+  version = "1.9.1";
   format = "other";
 
   src = fetchFromGitHub {
     owner = "Huluti";
     repo = "Curtail";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-LLz4nZ9WFQMogQR2gCKn80gvHUG5hlpQpcNjpr4fs2s=";
+    sha256 = "sha256-9xTdT2mS3aWyimkxrNwCuWIzZ0dPE7w4xUwO53kKr30=";
   };
 
   nativeBuildInputs = [

An auto update branch exists with message `curtail: 1.8.0 -> 1.9.1`. New version is 1.9.1.
An auto update branch exists with an equal or greater version