anchor.diff:  
     async-vim = buildVimPluginFrom2Nix {
       pname = "async-vim";
  -    version = "2020-12-30";
  +    version = "2021-03-21";
       src = fetchFromGitHub {
         owner = "prabirshrestha";
         repo = "async.vim";
  -      rev = "236debf1a68d69a74f1f6647c273b0477e1ec1bf";
  -      sha256 = "12xz71182shfj8l300j7wnngxm5zkx2g1c2d4l6dvbk5z1dbzlj6";
  +      rev = "0fb846e1eb3c2bf04d52a57f41088afb3395212e";
  +      sha256 = "1glzg0i53wkm383y1vbddbyp1ivlsx2hivjchiw60sr9gccn8f8l";
       };
       meta.homepage = "https://github.com/prabirshrestha/async.vim/";
     };
  
positive.code: 
    coc-fzf = buildVimPluginFrom2Nix {
      pname = "coc-fzf";
      version = "2021-03-13";
      src = fetchFromGitHub {
        owner = "antoinemadec";
        repo = "coc-fzf";
        rev = "4f44d0749bf9ac1e3755c276222a20015c3fe3be";
        sha256 = "0qrg8m82pmzs8pia16z05pkm9hhcijlw8w79r35silccsicsz8l1";
      };
      meta.homepage = "https://github.com/antoinemadec/coc-fzf/";
    };
  
negative.code: 
    vim-fugitive = buildVimPluginFrom2Nix {
      pname = "vim-fugitive";
      version = "2021-03-21";
      src = fetchFromGitHub {
        owner = "tpope";
        repo = "vim-fugitive";
        rev = "58d2b25836f420cf2fe20cc0b6f988165ae33782";
        sha256 = "0550dq20axl1qj6rasws2hsar7x4kjx9fspqzmkisv4wzrxr1kp5";
      };
      meta.homepage = "https://github.com/tpope/vim-fugitive/";
    };
  