Describes the cause and action for error messages.
Error Message(English)：
tpope/vim-fugitive
Doc
https://github.com/tpope/vim-fugitive/tree/master/doc
README.markdown
https://github.com/tpope/vim-fugitive/blob/master/README.markdown
Issues ・ tpope/vim-fugitive
https://github.com/tpope/vim-fugitive/issues
Tpope/vim-rhubarb
https://github.com/tpope/vim-rhubarb
VimmerなGit使いはfugitive.vimを今すぐ入れたほうがいい - SELECT ...
http://blog.yuku-t.com/entry/20110427/1303868482
fugitive.vimでvim上でgit操作をしよう！ | エディタ | DoRuby
https://doruby.jp/users/kurita/entries/fugitive-vim%E3%81%A7vim%E4%B8%8A%E3%81%A7git%E6%93%8D%E4%BD%・・・
VimでGitの環境を整える - Qiita
https://qiita.com/kitagry/items/164abf1518c26def51bf
fugitive.vim と tig による git 生活 - 藻ログ
http://wakame.hatenablog.jp/entry/2017/05/03/222511
VimとGitの効率的なコラボレーションの仕方 - MyEnigma
https://myenigma.hatenablog.com/entry/2016/07/10/084048