anchor.diff:  
     vim-tmux = buildVimPluginFrom2Nix {
       pname = "vim-tmux";
  -    version = "2020-07-25";
  +    version = "2021-10-04";
       src = fetchFromGitHub {
         owner = "tmux-plugins";
         repo = "vim-tmux";
  -      rev = "7e7680fb1bb05bca1c800213b265f45433ed1e33";
  -      sha256 = "19al4a4g8wfz43am32ncz8dg58wxhzn30p7r4n1780pv8hzkdrsb";
  +      rev = "cfe76281efc29890548cf9eedd42ad51c7a1faf0";
  +      sha256 = "0z263z1iwbxms90sp6jwk8kc4cf0zj1y3qfyh5p410ghadjnci99";
       };
       meta.homepage = "https://github.com/tmux-plugins/vim-tmux/";
     };
  
positive.code: 
    vimtex = buildVimPluginFrom2Nix {
      pname = "vimtex";
      version = "2021-10-03";
      src = fetchFromGitHub {
        owner = "lervag";
        repo = "vimtex";
        rev = "2d032e54c95593f1ea8bd458fc940a20a8f390f9";
        sha256 = "02vfbfgr8ipf20n0046h7wx66r15wvxdj5xcw80qv12zshdd0qi4";
      };
      meta.homepage = "https://github.com/lervag/vimtex/";
    };
  
negative.code: 
    telescope-nvim = buildVimPluginFrom2Nix {
      pname = "telescope.nvim";
      version = "2021-10-04";
      src = fetchFromGitHub {
        owner = "nvim-telescope";
        repo = "telescope.nvim";
        rev = "ec487779909ebc8bffbbe054a2e8a4fbe05c0e51";
        sha256 = "0xwl54wfh78s0gs6hdqhj7k3smdqsjdifxibkb9543msdnpvh0y0";
      };
      meta.homepage = "https://github.com/nvim-telescope/telescope.nvim/";
    };
  