anchor.diff:  
     vim-wakatime = buildVimPluginFrom2Nix {
       pname = "vim-wakatime";
  -    version = "2020-02-12";
  +    version = "2020-11-02";
       src = fetchFromGitHub {
         owner = "wakatime";
         repo = "vim-wakatime";
  -      rev = "dd74c71cd2ea23b4a6cba4b05c873983c16e297c";
  -      sha256 = "1dc04vmpv62x2rfnfad2y60l5xzpw0167pbii9kss6n6ra81gayr";
  +      rev = "c725124ae8885ca6da4fe5cd03bda4bd77dc3fd1";
  +      sha256 = "1mvvqbjszp6mc0rq6m1nj7cyy44z4xf2h4lc561wkfblhhk9j4i6";
       };
       meta.homepage = "https://github.com/wakatime/vim-wakatime/";
     };
  
positive.code: 
    vim-dirdiff = buildVimPluginFrom2Nix {
      pname = "vim-dirdiff";
      version = "2020-10-12";
      src = fetchFromGitHub {
        owner = "will133";
        repo = "vim-dirdiff";
        rev = "6e4b04c252be6537b888e88e5bef959308a7c993";
        sha256 = "0n5g78021xzswfnghhzfgv5acaqv6s9k10d8kp84b846bjxc5hb7";
      };
      meta.homepage = "https://github.com/will133/vim-dirdiff/";
    };
  
negative.code: 
    dracula-vim = buildVimPluginFrom2Nix {
      pname = "dracula-vim";
      version = "2020-11-02";
      src = fetchFromGitHub {
        owner = "dracula";
        repo = "vim";
        rev = "261765405c07bfbf808c69cb6126e0e5a7c6ea4f";
        sha256 = "03abvp7fhssgynm5405bx6qdnbv4j4hrwwz6npqnb5ajqwl6y4cm";
      };
      meta.homepage = "https://github.com/dracula/vim/";
    };
  