anchor.diff:    passthru = {
       srcVerification = fetchurl {
         failEarly = true;
  -      urls = map (n: "${n}.xz") (tarballUrls "2.33" null);
  -      outputHash = "f261b9d73c35bfeeea04d26941ac47ee1df937bd3b0583e748217c1ea423658a";
  +      urls = map (n: "${n}.xz") (tarballUrls "2.33" "1");
  +      outputHash = "c14bd9f3b6e1792b90db87696e87ec643f9d63efa0a424f092a5a6b2f2dbef21";
         inherit (src) outputHashAlgo;
         fullOpts = {
           pgpsigUrls = map (n: "${n}.sign") (tarballUrls base patch);
  
positive.code:   tarballUrls = base: patch: map (n: "${n}/util-linux-${version base patch}.tar") (baseUrls base);
  
    base = "2.33";
    patch = null;
  in
  stdenv.mkDerivation rec {
    name = "${type}util-linux-${version base patch}";
  
negative.code:   src = fetchurl {
      urls = map (n: "${n}.xz") (tarballUrls base patch);
      hashOutput = false;
      sha256 = "c14bd9f3b6e1792b90db87696e87ec643f9d63efa0a424f092a5a6b2f2dbef21";
    };
  
    buildInputs = optionals (!libOnly) [
  