anchor.diff:  
     fruzzy = buildVimPluginFrom2Nix {
       pname = "fruzzy";
  -    version = "2019-10-28";
  +    version = "2020-08-31";
       src = fetchFromGitHub {
         owner = "raghur";
         repo = "fruzzy";
  -      rev = "b312ae79db98cf6939c8319f2511efa06889e8e3";
  -      sha256 = "01iisbawq2w7yw866qvv109amnvyaymzyz9nqal3cjrrcwk6mmdk";
  +      rev = "4cdfee7b828a5cace22bfd93cf23fee0b2b233c4";
  +      sha256 = "1dmxz283ypz1klcmdf4jk699aifr3dywkh9y8v8v8vyflampqwwp";
       };
       meta.homepage = "https://github.com/raghur/fruzzy/";
     };
  
positive.code: 
    vim-snippets = buildVimPluginFrom2Nix {
      pname = "vim-snippets";
      version = "2020-08-19";
      src = fetchFromGitHub {
        owner = "honza";
        repo = "vim-snippets";
        rev = "c093074fec6ba83aced4958ea44af11c5e5dff30";
        sha256 = "0919fhzpg7scm7idq4vh7kqjvlmc4037cn5d24ggsvziybi07k9p";
      };
      meta.homepage = "https://github.com/honza/vim-snippets/";
    };
  
negative.code: 
    vim-fugitive = buildVimPluginFrom2Nix {
      pname = "vim-fugitive";
      version = "2020-08-26";
      src = fetchFromGitHub {
        owner = "tpope";
        repo = "vim-fugitive";
        rev = "511d3035d4da2453a9cb0188b6020ed7bc8fc18f";
        sha256 = "003k746mqasd64yca0ay4lzbif7jx0p6ivs2g2f3mlnvpwiiim23";
      };
      meta.homepage = "https://github.com/tpope/vim-fugitive/";
    };
  