ubi_reader 0 -> 1
attrpath: ubi_reader
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/qmw8pql5k4k5cw9z0q1xzid5ddv45xzb-packages.json.drv
building '/nix/store/qmw8pql5k4k5cw9z0q1xzid5ddv45xzb-packages.json.drv'...

Going to be running update for following packages:
 - ubi_reader-0.8.5

Press Enter key to continue...
Running update for:
 - ubi_reader-0.8.5: UPDATING ...
 - ubi_reader-0.8.5: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/tools/filesystems/ubi_reader/default.nix b/pkgs/tools/filesystems/ubi_reader/default.nix
index 0d2e059b78f0..afa91e949840 100644
--- a/pkgs/tools/filesystems/ubi_reader/default.nix
+++ b/pkgs/tools/filesystems/ubi_reader/default.nix
@@ -5,14 +5,14 @@
 
 python3.pkgs.buildPythonApplication rec {
   pname = "ubi_reader";
-  version = "0.8.5";
+  version = "0.8.9";
   format = "setuptools";
 
   src = fetchFromGitHub {
     owner = "jrspruitt";
     repo = pname;
-    rev = "v${version}-master";
-    hash = "sha256-tjQs1F9kcFrC9FDkfdnax0C8O8Bg7blkpL7GU56eeWU=";
+    rev = "refs/tags/v${version}";
+    hash = "sha256-04HwzkonPzzWfX8VE//fMoVv5ggAS+61zx2W8VEUIy4=";
   };
 
   propagatedBuildInputs = with python3.pkgs; [ python-lzo ];

No auto update branch exists
There might already be an open PR for this update:
- ubi_reader: 0.8.5 -> 0.8.9
  URL "https://api.github.com/repos/NixOS/nixpkgs/issues/233481"