anchor.diff:  
     teleport = buildFromGitHub {
       version = 5;
  -    rev = "v2.4.1";
  +    rev = "v2.4.3";
       owner = "gravitational";
       repo = "teleport";
  -    sha256 = "eb6225a432064f798dab2ac455f9dbaf63de696e6a1defc8e8d22d3203ea5e4e";
  +    sha256 = "576becf1d0b720aa88c2246dae63b932b5ac936de1824a52d38b26cdfdb8bfd5";
       nativeBuildInputs = [
         pkgs.protobuf-cpp
         protobuf.bin
  
positive.code:     repo = "go";
      sha256 = "17jwyd7rgngajbsx76ysk4rrm1p5akwhg7j60qxshd06fi39mnba";
      excludedPackages = "test";
    };
  
    siddontang_go = buildFromGitHub {
  
negative.code:     ];
      propagatedBuildInputs = [
      ];
      preBuild = null;
    };
  
    geoip2-golang = buildFromGitHub {
  