waypaper 0 -> 1
attrpath: waypaper
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/bziich5h1w9n1phqpys6zhfzzfhyiz52-packages.json.drv
building '/nix/store/bziich5h1w9n1phqpys6zhfzzfhyiz52-packages.json.drv'...

Going to be running update for following packages:
 - waypaper-1.9

Press Enter key to continue...
Running update for:
 - waypaper-1.9: UPDATING ...
 - waypaper-1.9: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/applications/misc/waypaper/default.nix b/pkgs/applications/misc/waypaper/default.nix
index b17e8b974e41..b9255cbcf22f 100644
--- a/pkgs/applications/misc/waypaper/default.nix
+++ b/pkgs/applications/misc/waypaper/default.nix
@@ -8,13 +8,13 @@
 
 python3.pkgs.buildPythonApplication rec {
   pname = "waypaper";
-  version = "1.9";
+  version = "2.1";
 
   src = fetchFromGitHub {
     owner = "anufrievroman";
     repo = "waypaper";
     rev = "refs/tags/${version}";
-    hash = "sha256-6hv+f2fbrbLodJIRHl5MYTkiZ51iZOAK42Vg73zSw/E=";
+    hash = "sha256-AIOrn5I0WX8S4iaK6mVEbdn1tQiED0JYA0GXDXJ6eNE=";
   };
 
   nativeBuildInputs = [

An auto update branch exists with message `waypaper: 1.9 -> 2.1`. New version is 2.1.
An auto update branch exists with an equal or greater version