anchor.diff:      inherit rev;
       owner = "junegunn";
       repo = "fzf";
  -    sha256 = "12dr0wib2ajs64a8d3l3zmgj2y8rklkc3xrvgscxgiv29lrlmvfz";
  +    sha256 = "0mfrlb91akzrj0qpjpaa9bkp6m9z95z56glamry73qy21vbnj58m";
     };
   
     buildInputs = [ ncurses ];
   
     goDeps = ./deps.json;
  -  
  +
     patchPhase = ''
       sed -i -e "s|expand('<sfile>:h:h').'/bin/fzf'|'$bin/bin/fzf'|" plugin/fzf.vim
       sed -i -e "s|expand('<sfile>:h:h').'/bin/fzf-tmux'|'$bin/bin/fzf-tmux'|" plugin/fzf.vim
  
positive.code:     mkdir -p $out/share/vim-plugins
      ln -s $out/share/go/src/github.com/junegunn/fzf $out/share/vim-plugins/${name}
    '';
  }
  
negative.code: 
  buildGoPackage rec {
    name = "fzf-${version}";
    version = "0.13.3";
    rev = "${version}";
  
    goPackagePath = "github.com/junegunn/fzf";
  