instawow 0 -> 1
attrpath: instawow
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/xjbm21xwnnp7bixh5b3g4lh647j6ik1w-packages.json.drv
building '/nix/store/xjbm21xwnnp7bixh5b3g4lh647j6ik1w-packages.json.drv'...

Going to be running update for following packages:
 - instawow-v3.1.0

Press Enter key to continue...
Running update for:
 - instawow-v3.1.0: UPDATING ...
 - instawow-v3.1.0: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/games/instawow/default.nix b/pkgs/games/instawow/default.nix
index 36e60d548842..7534f5f892a7 100644
--- a/pkgs/games/instawow/default.nix
+++ b/pkgs/games/instawow/default.nix
@@ -2,14 +2,14 @@
 
 python3.pkgs.buildPythonApplication rec {
   pname = "instawow";
-  version = "v3.1.0";
+  version = "3.2.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "layday";
     repo = pname;
-    rev = version;
-    sha256 = "sha256-xJw/tgHBfOlv5JYsWWdEJ8vpel348YtXCQsaLqgp3Z0=";
+    rev = "refs/tags/v${version}";
+    sha256 = "sha256-eBpX+ojlrWwRXuMijnmb4lNlxIJ40Q9RUqS6txPBDiM=";
   };
 
   extras = [ ];  # Disable GUI, most dependencies are not packaged.

An auto update branch exists with message `instawow: v3.1.0 -> 3.2.0`. New version is 3.2.0.
An auto update branch exists with an equal or greater version