anchor.diff:    src = fetchFromGitHub {
       sha256 = "0kigcirkjvnj3xi1p28p9yp3s0lff24q5qcvf8ahjwvpbwka14sh";
       rev = "v${version}";
  -    repo = "kustomize";
  +    repo = pname;
       owner = "kubernetes-sigs";
     };
   
  
positive.code: { lib, buildGoModule, fetchFromGitHub }:
  
  buildGoModule rec {
    name = "kustomize-${version}";
    version = "3.1.0";
    # rev is the 3.1.0 commit, mainly for kustomize version command output
    rev = "95f3303493fdea243ae83b767978092396169baf";
  
negative.code:   goPackagePath = "sigs.k8s.io/kustomize";
    subPackages = [ "cmd/kustomize" ];
  
    buildFlagsArray = let t = "${goPackagePath}/v3/pkg/commands/misc"; in ''
      -ldflags=
        -s -X ${t}.kustomizeVersion=${version}
           -X ${t}.gitCommit=${rev}
  