anchor.diff:      owner = "fluxcd";
       repo = "flux2";
       rev = "v${version}";
  -    sha256 = "sha256-hP2HQI9Oc7IlzVS5r7yqGAgSgqECOSZVe2B3vO2sgKA=";
  +    sha256 = "1pw558d64c6ynqnnadhg8vbi4ql6f5y81l9hpxi0ki5myj2kx6an";
     };
   
  -  vendorSha256 = "sha256-6ABnX0GV3HmhpUpPWS0bigubRqpXGoikEeQ/LqO6Ybs=";
  +  vendorSha256 = "sha256-FUASe7EQ8YVv3R6fPPLtsvMibe00Ox596GoTyKt0S+E=";
   
     nativeBuildInputs = [ installShellFiles ];
   
  
positive.code: { lib, buildGoModule, fetchFromGitHub, fetchzip, installShellFiles }:
  
  let
    version = "0.16.2";
  
    manifests = fetchzip {
      url = "https://github.com/fluxcd/flux2/releases/download/v${version}/manifests.tar.gz";
      sha256 = "05khmpbv42wjpkdb4n51pnq678la6hjfhkyy49d0j2kcnvfd1m5p";
      stripRoot = false;
    };
  in
  
negative.code:   postUnpack = ''
      cp -r ${manifests} source/cmd/flux/manifests
    '';
  
    # Required to workaround test error:
    #   panic: mkdir /homeless-shelter: permission denied
    HOME="$TMPDIR";
  
    doInstallCheck = true;
    installCheckPhase = ''
  