anchor.diff:  
   buildGoModule rec {
     pname = "tektoncd-cli";
  -  version = "0.19.1";
  +  version = "0.20.0";
   
     src = fetchFromGitHub {
       owner = "tektoncd";
       repo = "cli";
       rev = "v${version}";
  -    sha256 = "sha256-duJSTk5LmJWbaVYybZZHWDe8E/ZqZLCCsdPIiH5d/G4=";
  +    sha256 = "sha256-aVR1xNmL6M/m+1znt70vrCtuABCqDz0sDp8mDFI2uIg=";
     };
   
     vendorSha256 = null;
   
  -  preBuild = ''
  -    buildFlagsArray+=("-ldflags" "-s -w -X github.com/tektoncd/cli/pkg/cmd/version.clientVersion=${version}")
  -  '';
  +  ldflags = [ "-s" "-w" "-X github.com/tektoncd/cli/pkg/cmd/version.clientVersion=${version}" ];
   
     nativeBuildInputs = [ installShellFiles ];
   
  
positive.code:   installCheckPhase = ''
      runHook preInstallCheck
      $out/bin/tkn --help
      # New tkn version functionality outputs empty https://github.com/tektoncd/cli/issues/1389
      # $out/bin/tkn version | grep "Client version: ${version}"
      runHook postInstallCheck
    '';
  
  
negative.code:     # Some tests try to write to the home dir
      export HOME="$TMPDIR"
      # Change the golden files to match our desired version
      sed -i "s/dev/${version}/" pkg/cmd/version/testdata/{TestGetVersions-,TestGetComponentVersions/}*.golden
    '';
  
    postInstall = ''
  