anchor.diff:      owner = "elementary";
       repo = repoName;
       rev = version;
  -    sha256 = "sha256-3GZoBCu9rF+BnNk9APBzKWO1JYg1XYWwrEvwcjWvYDE=";
  +    sha256 = "13v7rii9ardyd661s6d4hvvs4ig44v7s3qd1bx7imaigr72gg58b";
     };
  -
  -  patches = [
  -    # Fix build with latest Vala.
  -    (fetchpatch {
  -      url = "https://github.com/elementary/music/commit/9ed3bbb3a0d68e289a772b4603f58e52a4973316.patch";
  -      sha256 = "fFO97SQzTc2fYFJFGfFPSUCdkCgZxfX1fjDQ7GH4BUs=";
  -    })
  -  ];
   
     passthru = {
       updateScript = nix-update-script {
  
positive.code: { lib, stdenv
  , fetchFromGitHub
  , fetchpatch
  , nix-update-script
  , pantheon
  , pkg-config
  
negative.code: 
  stdenv.mkDerivation rec {
    pname = "elementary-music";
    version = "5.1.0";
  
    repoName = "music";
  
  