Running nixpkgs-update (https://github.com/NixOS/infra/blob/main/non-critical-infra/modules/nixpkgs-update/README.md) with UPDATE_INFO: fromager 0.101.0 -> 0.103.0 https://github.com/python-wheel-build/fromager/releases
attrpath: fromager
Checking auto update branch...
[version] 
[version] skipping because derivation has updateScript
[rustCrateVersion] 
[rustCrateVersion] No cargoHash found
[golangModuleVersion] 
[golangModuleVersion] Not a buildGoModule package with vendorHash
[npmDepsVersion] 
[npmDepsVersion] No npmDepsHash
[updateScript] 
[updateScript] Success
[updateScript] this derivation will be built:
  /nix/store/v8ymp5vr0yxqmcsa1x5qq2pb85kqirmr-packages.json.drv
building '/nix/store/v8ymp5vr0yxqmcsa1x5qq2pb85kqirmr-packages.json.drv'...

Going to be running update for following packages:
 - fromager-0.101.0

Press Enter key to continue...
Running update for:
Enqueuing group of 1 packages
 - fromager-0.101.0: UPDATING ...
 - fromager-0.101.0: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/by-name/fr/fromager/package.nix b/pkgs/by-name/fr/fromager/package.nix
index 75b89555f9ac..8f9da84260b8 100644
--- a/pkgs/by-name/fr/fromager/package.nix
+++ b/pkgs/by-name/fr/fromager/package.nix
@@ -7,14 +7,14 @@
 
 python3Packages.buildPythonApplication (finalAttrs: {
   pname = "fromager";
-  version = "0.101.0";
+  version = "0.103.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "python-wheel-build";
     repo = "fromager";
     tag = finalAttrs.version;
-    hash = "sha256-3zDHBVwjPCwqGFuwXw6+l1tZH4aguoVuwh8O7HuZG2M=";
+    hash = "sha256-0errYzOdvjMDiSU9XF2n6fVIBheH3YIafihEyifJ4Ao=";
   };
 
   build-system = with python3Packages; [

No auto update branch exists
There might already be an open PR for this update:
- fromager: 0.101.0 -> 0.103.0
  URL "https://api.github.com/repos/NixOS/nixpkgs/issues/585171"