Running nixpkgs-update (https://nix-community.org/update-bot/) with UPDATE_INFO: dot2tex 0 -> 1
attrpath: dot2tex
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/370nhzgm6yfazwn6p1mna287w64dxl64-packages.json.drv
building '/nix/store/370nhzgm6yfazwn6p1mna287w64dxl64-packages.json.drv'...
structuredAttrs is enabled

Going to be running update for following packages:
 - dot2tex-2.11.3

Press Enter key to continue...
Running update for:
Enqueuing group of 1 packages
 - dot2tex-2.11.3: UPDATING ...
 - dot2tex-2.11.3: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/development/python-modules/dot2tex/default.nix b/pkgs/development/python-modules/dot2tex/default.nix
index 64604d43813f..0192800cc8e3 100644
--- a/pkgs/development/python-modules/dot2tex/default.nix
+++ b/pkgs/development/python-modules/dot2tex/default.nix
@@ -12,12 +12,12 @@
 
 buildPythonPackage (finalAttrs: {
   pname = "dot2tex";
-  version = "2.11.3";
+  version = "2.12.0";
   pyproject = true;
 
   src = fetchPypi {
     inherit (finalAttrs) pname version;
-    hash = "sha256-KZoq8FruW74CV6VipQapPieSk9XDjyjQirissyM/584=";
+    hash = "sha256-EbCXOQuU0ab1BywIxQY35yTi+BtGN5SXLD1CMAW19TY=";
   };
 
   patches = [

No auto update branch exists
Old version 2.11.3" not present in staging derivation file with contents: {
  lib,
  buildPythonPackage,
  fetchPypi,
  replaceVars,
  pyparsing,
  graphviz,
  setuptools,
  pytestCheckHook,
  texliveSmall,
}:

buildPythonPackage (finalAttrs: {
  pname = "dot2tex";
  version = "2.12.0";
  pyproject = true;

  src = fetchPypi {
    inherit (finalAttrs) pname version;
    hash = "sha256-EbCXOQuU0ab1BywIxQY35yTi+BtGN5SXLD1CMAW19TY=";
  };

  patches = [
    (replaceVars ./path.patch {
      inherit graphviz;
    })
    ./test.patch # https://github.com/kjellmf/dot2tex/issues/5

    # https://github.com/xyz2tex/dot2tex/pull/104 does not merge cleanly
    ./remove-duplicate-script.patch
  ];

  build-system = [ setuptools ];

  dependencies = [ pyparsing ];

  nativeCheckInputs = [
    pytestCheckHook
    (texliveSmall.withPackages (
      ps: with ps; [
        preview
        pstricks
      ]
    ))
  ];

  meta = {
    description = "Convert graphs generated by Graphviz to LaTeX friendly formats";
    mainProgram = "dot2tex";
    homepage = "https://github.com/kjellmf/dot2tex";
    license = lib.licenses.mit;
  };
})