Running nixpkgs-update (https://nix-community.org/update-bot/) with UPDATE_INFO: accelergy 0 -> 1
attrpath: accelergy
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/nfhs4ddk1889ls7a202hplklc180lxcj-packages.json.drv
building '/nix/store/nfhs4ddk1889ls7a202hplklc180lxcj-packages.json.drv'...

Going to be running update for following packages:
 - accelergy-unstable-2022-05-03

Press Enter key to continue...
Running update for:
Enqueuing group of 1 packages
 - accelergy-unstable-2022-05-03: UPDATING ...
 - accelergy-unstable-2022-05-03: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/by-name/ac/accelergy/package.nix b/pkgs/by-name/ac/accelergy/package.nix
index ccd8dfadb186..45e4732b2d4c 100644
--- a/pkgs/by-name/ac/accelergy/package.nix
+++ b/pkgs/by-name/ac/accelergy/package.nix
@@ -6,7 +6,7 @@
 
 python3Packages.buildPythonApplication {
   pname = "accelergy";
-  version = "unstable-2022-05-03";
+  version = "2019.micro-tutorial";
   format = "pyproject";
 
   src = fetchFromGitHub {

An auto update branch exists with message `accelergy: unstable-2022-05-03 -> 2019.micro-tutorial`. New version is 2019.micro-tutorial.
An auto update branch exists with an equal or greater version