Running nixpkgs-update (https://nix-community.org/update-bot/) with UPDATE_INFO: fosrl-newt 1.12.4 -> 1.12.5 https://github.com/fosrl/newt/releases
attrpath: fosrl-newt
Checking auto update branch...
[version] 
[version] generic version rewriter does not support multiple hashes
[rustCrateVersion] 
[rustCrateVersion] No cargoHash found
[golangModuleVersion] 
[golangModuleVersion] skipping because derivation has updateScript
[npmDepsVersion] 
[npmDepsVersion] No npmDepsHash
[updateScript] 
[updateScript] Success
[updateScript] this derivation will be built:
  /nix/store/iwqr9xvldkhbakfbmwx0cma0a2q7hsih-packages.json.drv
building '/nix/store/iwqr9xvldkhbakfbmwx0cma0a2q7hsih-packages.json.drv'...

Going to be running update for following packages:
 - newt-1.12.4

Press Enter key to continue...
Running update for:
Enqueuing group of 1 packages
 - newt-1.12.4: UPDATING ...
 - newt-1.12.4: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/by-name/fo/fosrl-newt/package.nix b/pkgs/by-name/fo/fosrl-newt/package.nix
index 40e03e02cf70..56bb3cf66398 100644
--- a/pkgs/by-name/fo/fosrl-newt/package.nix
+++ b/pkgs/by-name/fo/fosrl-newt/package.nix
@@ -9,13 +9,13 @@
 
 buildGoModule (finalAttrs: {
   pname = "newt";
-  version = "1.12.4";
+  version = "1.12.5";
 
   src = fetchFromGitHub {
     owner = "fosrl";
     repo = "newt";
     tag = finalAttrs.version;
-    hash = "sha256-wYLnuKIU+wcCxF57cdfepTVm52btfdrveQ8Y+R9flMo=";
+    hash = "sha256-MBch8Zj+2jsHJTkFR/HJoZk35ZVAbdbkZAaf6pqUZCU=";
   };
 
   vendorHash = "sha256-WfIK+Q8WQ372NzLw6DRapv1nYPduShi4KnVJBPk0Oz0=";

No auto update branch exists
There might already be an open PR for this update:
- fosrl-newt: 1.12.4 -> 1.12.5
  URL "https://api.github.com/repos/NixOS/nixpkgs/issues/521079"