generic: {
  v50 = generic {
    version = "5.0.15";
    sha256 = "1q9xwixzdj3w9qmarpp8xbkjphsz4m185br8g6i9f96676hrw5ww";
  };

  v40 = generic {
    version = "4.0.33";
    sha256 = "05pdqiql6xv1l7cn2piydsfjiaw6np0rbl1n5wg7bc7r4ikiyp4v";
  };
}