anchor.diff:  
     vim-fugitive = buildVimPluginFrom2Nix {
       pname = "vim-fugitive";
  -    version = "2019-07-05";
  +    version = "2019-07-06";
       src = fetchFromGitHub {
         owner = "tpope";
         repo = "vim-fugitive";
  -      rev = "137433c3c058e0a70f45697ad515e3a881877f95";
  -      sha256 = "0aairxdj4ci2kpns9ff214348i0d24nr8nki6nwbxd88ivw4z09h";
  +      rev = "fdb57922a4d7937506232c1b64abbbfd5ee67ae9";
  +      sha256 = "0da3igjhyh0w7mz9dsc32vhglnny8w6nibmxs35am60hvi9h7703";
       };
     };
   
  
positive.code:     src = fetchFromGitHub {
        owner = "neoclide";
        repo = "coc.nvim";
        rev = "709928f6fbbd2d0fb0b51ee89458b62da8220a4e";
        sha256 = "04f8aj337r4347f06pyalbfpqp7isk7sbp9qlv32r28m6l6iw86q";
      };
    };
  
  
negative.code: 
    lh-vim-lib = buildVimPluginFrom2Nix {
      pname = "lh-vim-lib";
      version = "2019-07-05";
      src = fetchFromGitHub {
        owner = "LucHermitte";
        repo = "lh-vim-lib";
        rev = "a265823c00098cda2e2a3d29eb40d244a3b6103f";
        sha256 = "00i37ng5v3wabjmhlx7a0cdpn6k49dy99ar8bmh4c7r82894qf2j";
      };
    };
  
  