anchor.diff:  
     traces-vim = buildVimPluginFrom2Nix {
       pname = "traces-vim";
  -    version = "2020-06-19";
  +    version = "2020-06-21";
       src = fetchFromGitHub {
         owner = "markonm";
         repo = "traces.vim";
  -      rev = "ac40d8c89b9eba8eefdbb8383eba54ab98c13bd5";
  -      sha256 = "16alf05qzf572nj7dbw9c2s6vxq2raz2kj61jjvdrcfplr0nqqha";
  +      rev = "a1eea2431e19e441555442ce41738524042b2493";
  +      sha256 = "1k8sw8yr9ak4dggd51ishvnljsq3iycrnpfikhzn9h8qgclx2lfl";
       };
       meta.homepage = "https://github.com/markonm/traces.vim/";
     };
  
positive.code:     src = fetchFromGitHub {
        owner = "antoinemadec";
        repo = "coc-fzf";
        rev = "10a6cc172795d3ba6e9ccb8e1e4d4cdeee66956c";
        sha256 = "1ag1j2szb19d7bi8sfpws3whhq8vzg5gbxygr1shif9bf0dlk447";
      };
      meta.homepage = "https://github.com/antoinemadec/coc-fzf/";
    };
  
negative.code: 
    vim-gitgutter = buildVimPluginFrom2Nix {
      pname = "vim-gitgutter";
      version = "2020-06-20";
      src = fetchFromGitHub {
        owner = "airblade";
        repo = "vim-gitgutter";
        rev = "d82f2721424762f14587240e09cfb0dc499779da";
        sha256 = "1ynl6jdnij2hi0gmpgq2b01r5g2db5582jzsqbz079ydb2kbp1jp";
      };
      meta.homepage = "https://github.com/airblade/vim-gitgutter/";
    };
  