anchor.diff:  
     kubernetes-client-go = buildFromGitHub {
       version = 3;
  -    rev = "076e344c86e52f088b78615f815b245f6d613537";
  +    rev = "271cb504b63ed762a3aea146bd842015da5a79c4";
       owner  = "kubernetes";
       repo   = "client-go";
  -    sha256 = "0d6bw6cra1k64qzc7pm50z7vh8h2jm1hdsx1p48b5cpkzdzqzblv";
  +    sha256 = "1jlb0m3d7lr0vm2c7h4kvz32vprnk149alxjdc8zv4433mqmhpyh";
       goPackagePath = "k8s.io/client-go";
       propagatedBuildInputs = [
         diskv
  
positive.code:       purgeTimestamps = true;
        inherit name;
        url = "https://code.googlesource.com/google-api-go-client/+archive/${rev}.tar.gz";
        sha256 = "1ipa91whk7v1p0iil2m3p3jc825qggxssikyxwg9zaz4ak3vk8pd";
      };
      buildInputs = [
        appengine
  
negative.code:       inherit
          goPackagePath
          rev;
        date = "2017-10-21";
      };
      rev = "7afc123cf726cd2f253faa3e144d2ab65477b18f";
      goPackagePath = "google.golang.org/api";
      src = fetchzip {
        version = 3;
  