generic: {
  v50 = generic {
    version = "5.0.17";
    sha256 = "11ppax0l0m8lzd1872g4l0jhng8bkkq3577kc364fmfxnsvkc60k";
  };

  v40 = generic {
    version = "4.0.35";
    sha256 = "0qq49658b22xxsjlmldjqwssri16s1y3c0wj3a5hzs8sk5qclcr5";
  };
}