anchor.diff:  
     gruvbox-nvim = buildVimPluginFrom2Nix {
       pname = "gruvbox-nvim";
  -    version = "2021-05-05";
  +    version = "2021-05-10";
       src = fetchFromGitHub {
         owner = "npxbr";
         repo = "gruvbox.nvim";
  -      rev = "9e0e0a00360c87c76d293464430662dbdf298d99";
  -      sha256 = "0d0yrqh4rw1ijslvip2h3c6kmpzfza9iw3dizgjl2kbl8jx958a1";
  +      rev = "c26c456a6b36cac79e01f6cf7eebb8cc9231ab16";
  +      sha256 = "0kpgkdwkz27xl56yicf8b8zhqg84657s14xl0blh802cm275hz92";
       };
       meta.homepage = "https://github.com/npxbr/gruvbox.nvim/";
     };
  
positive.code:     src = fetchFromGitHub {
        owner = "kevinhwang91";
        repo = "nvim-bqf";
        rev = "ac3b0f70843840918389191f575f2404cad3304f";
        sha256 = "0jxj9v8sxnmvvirwzj171dd43w2kg6g3dri1pya20x8plka8rgs6";
      };
      meta.homepage = "https://github.com/kevinhwang91/nvim-bqf/";
    };
  
negative.code: 
    deoplete-nvim = buildVimPluginFrom2Nix {
      pname = "deoplete-nvim";
      version = "2021-05-10";
      src = fetchFromGitHub {
        owner = "Shougo";
        repo = "deoplete.nvim";
        rev = "4e7a08aaa7827184bd492f19aa38fc67aac0f0c8";
        sha256 = "00b0v1wk4wccd4c5xkqn0yvilp3z14r66983kyblpivqfdwy9gs5";
      };
      meta.homepage = "https://github.com/Shougo/deoplete.nvim/";
    };
  