anchor.diff:  
       outputHashAlgo = "sha256";
       outputHashMode = "recursive";
  -    outputHash = "sha256-XFqXjNjPN2vwA3jay7TS79S4FHksjjrODdD/p4oTvpg=";
  +    outputHash = "sha256-quYUJX/JErtWuUQBYXXee/uZGkO0UBr4qxcGticxGUc=";
   
       doCheck = false;
     };
  
positive.code: 
  let
    pname = "cryptomator";
    version = "1.6.7";
  
    src = fetchFromGitHub {
      owner = "cryptomator";
      repo = "cryptomator";
      rev = version;
      sha256 = "sha256-hOILOdVYBnS9XuEXaIJcf2bPF72Lcr7IBX4CFCIsC8k=";
    };
  
    # perform fake build to make a fixed-output derivation out of the files downloaded from maven central (120MB)
  
negative.code:   inherit pname version src;
  
    buildPhase = ''
      VERSION=${version}
      SEMVER_STR=${version}
  
      mvn -Plinux package --offline -Dmaven.test.skip=true -Dmaven.repo.local=$(cp -dpR ${deps}/.m2 ./ && chmod +w -R .m2 && pwd)/.m2
    '';
  
  
    # This is based on the instructins in https://github.com/cryptomator/cryptomator/blob/develop/dist/linux/appimage/build.sh
    installPhase = ''
      mkdir -p $out/bin/ $out/share/cryptomator/libs/ $out/share/cryptomator/mods/
  
  