anchor.diff:  , stdenv
   , buildGoModule
   , fetchFromGitHub
  +, fetchFromGitLab
   , callPackage
   , config
   , writeShellScript
  
positive.code:      , vendorHash ? throw "use vendorHash instead of vendorSha256" # added 2202/09
       , deleteVendor ? false
       , proxyVendor ? false
       , mkProviderGoModule ? buildGoModule
         # Looks like "registry.terraform.io/vancluever/acme"
       , provider-source-address
  
negative.code:         # goreleaser (used for builds distributed via terraform registry) requires that CGO is disabled
          CGO_ENABLED = 0;
          ldflags = [ "-s" "-w" "-X main.version=${version}" "-X main.commit=${rev}" ];
          src = mkProviderFetcher {
            name = "source-${rev}";
            inherit owner repo rev hash;
          };
  