anchor.diff: -{ lib, fetchgit, buildPythonPackage
  +{ lib
  +, fetchFromSourcehut
  +, buildPythonPackage
   , buildGoModule
  -, srht, redis, celery, pyyaml, markdown }:
  -
  +, srht
  +, redis
  +, celery
  +, pyyaml
  +, markdown
  +, ansi2html
  +, python
  +}:
   let
  -  version = "0.63.4";
  +  version = "0.66.7";
   
     buildWorker = src: buildGoModule {
       inherit src version;
       pname = "builds-sr-ht-worker";
   
  -    vendorSha256 = "1sbcjp93gb0c4p7dd1gjhmhwr1pygxvrrzp954j2fvxvi38w6571";
  +    vendorSha256 = "sha256-giOaldV46aBqXyFH/cQVsbUr6Rb4VMhbBO86o48tRZY=";
     };
  -in buildPythonPackage rec {
  +in
  +buildPythonPackage rec {
     inherit version;
     pname = "buildsrht";
   
  -  src = fetchgit {
  -    url = "https://git.sr.ht/~sircmpwn/builds.sr.ht";
  +  src = fetchFromSourcehut {
  +    owner = "~sircmpwn";
  +    repo = "builds.sr.ht";
       rev = version;
  -    sha256 = "1w3rb685nqg2h0k3ag681svc400si9r1gy0sdim3wa2qh8glbqni";
  +    sha256 = "sha256-2MLs/DOXHjEYarXDVUcPZe3o0fmZbzVxn528SE72lhM=";
     };
   
     nativeBuildInputs = srht.nativeBuildInputs;
  
positive.code:     cp ${buildWorker "${src}/worker"}/bin/worker $out/bin/builds.sr.ht-worker
    '';
  
    dontUseSetuptoolsCheck = true;
  
    meta = with lib; {
      homepage = "https://git.sr.ht/~sircmpwn/builds.sr.ht";
      description = "Continuous integration service for the sr.ht network";
  
negative.code:     celery
      pyyaml
      markdown
      ansi2html
    ];
  
    preBuild = ''
      export PKGVER=${version}
      export SRHT_PATH=${srht}/${python.sitePackages}/srht
    '';
  
    postInstall = ''
  