anchor.diff:  
   stdenv.mkDerivation rec {
     name = "tmsu-${version}";
  -  version = "0.5.2";
  +  version = "0.6.0";
   
     go-sqlite3 = fetchgit {
       url = "git://github.com/mattn/go-sqlite3";
  
positive.code:     owner = "oniony";
      repo = "tmsu";
      rev = "v${version}";
      sha256 = "090wzhcd4sr3358p1f640psy42r4kd3kkhgnf8196qsh2vcx8arc";
    };
  
    buildInputs = [ go fuse ];
  
negative.code: 
      mkdir -p src/github.com/oniony/tmsu
      ln -s ${src}/* src/github.com/oniony/tmsu
  
      patchShebangs tests/.
  
      export GOPATH=$PWD
    '';
  