Running nixpkgs-update (https://nix-community.org/update-bot/) with UPDATE_INFO: cfv 3.1.0 -> 3.2.0 https://github.com/cfv-project/cfv/releases
attrpath: cfv
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/71priml3y199wvhd3542pbsim30x92hf-packages.json.drv
building '/nix/store/71priml3y199wvhd3542pbsim30x92hf-packages.json.drv'...

Going to be running update for following packages:
 - cfv-3.1.0

Press Enter key to continue...
Running update for:
Enqueuing group of 1 packages
 - cfv-3.1.0: UPDATING ...
 - cfv-3.1.0: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/by-name/cf/cfv/package.nix b/pkgs/by-name/cf/cfv/package.nix
index 46d62a01571b..0747353ab1eb 100644
--- a/pkgs/by-name/cf/cfv/package.nix
+++ b/pkgs/by-name/cf/cfv/package.nix
@@ -7,14 +7,14 @@
 
 python3.pkgs.buildPythonApplication rec {
   pname = "cfv";
-  version = "3.1.0";
+  version = "3.2.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "cfv-project";
     repo = "cfv";
     tag = "v${version}";
-    sha256 = "1wxf30gsijsdvhv5scgkq0bqi8qi4dgs9dwppdrca5wxgy7a8sn5";
+    sha256 = "sha256-vKlnW6Z0Rg2bptU5fxIKDaOY2b+WY/fgaYZQu5tBU44=";
   };
 
   build-system = with python3.pkgs; [

No auto update branch exists
There might already be an open PR for this update:
- cfv: 3.1.0 -> 3.2.0
  URL "https://api.github.com/repos/NixOS/nixpkgs/issues/457889"