anchor.diff:      name = "Gist";
       src = fetchgit {
         url = "git://github.com/mattn/gist-vim";
  -      rev = "d609d93472db9cf45bd701bebe51adc356631547";
  -      sha256 = "e5cabc03d5015c589a32f11c654ab9fbd1e91d26ba01f4b737685be81852c511";
  +      rev = "8a567b823163d349406dffaff4519e0bac10eade";
  +      sha256 = "";
       };
       dependencies = [];
   
  
positive.code:     name = "vim-snippets";
      src = fetchgit {
        url = "git://github.com/honza/vim-snippets";
        rev = "436038094a27ed635aaa11ebf50ccddc2d4b9328";
        sha256 = "1db34df31ff1526394de42997e21b47cea152dc2c014dbbb1f3bbeb8986820e1";
      };
      dependencies = [];
  
  
negative.code:     src = fetchgit {
        url = "git://github.com/dag/vim2hs";
        rev = "f2afd55704bfe0a2d66e6b270d247e9b8a7b1664";
        sha256 = "";
      };
      dependencies = [];
  
  