libaom 0 -> 1
attrpath: libaom
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/kz9fi5r3wg085y1hahhl9h7cspasxp5l-packages.json.drv
building '/nix/store/kz9fi5r3wg085y1hahhl9h7cspasxp5l-packages.json.drv'...

Going to be running update for following packages:
 - libaom-3.8.0

Press Enter key to continue...
Running update for:
 - libaom-3.8.0: UPDATING ...
 - libaom-3.8.0: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/development/libraries/libaom/default.nix b/pkgs/development/libraries/libaom/default.nix
index 78aac8754787..0818aa38dbbd 100644
--- a/pkgs/development/libraries/libaom/default.nix
+++ b/pkgs/development/libraries/libaom/default.nix
@@ -9,11 +9,11 @@ let
 in
 stdenv.mkDerivation rec {
   pname = "libaom";
-  version = "3.8.0";
+  version = "3.8.1";
 
   src = fetchzip {
     url = "https://aomedia.googlesource.com/aom/+archive/v${version}.tar.gz";
-    hash = "sha256-JxMz+XnjmUvk8TlTqdU2HP1Gq3bXfcLkXp5AEv9+7hM=";
+    hash = "sha256-qng9fEbm71HqPnPzfgqswSium9egIgpB6ZLesOQVg6c=";
     stripRoot = false;
   };
 

An auto update branch exists with message `libaom: 3.8.0 -> 3.8.1`. New version is 3.8.1.
An auto update branch exists with an equal or greater version