vi /etc/hosts
52.216.98.131 github-cloud.s3.amazonaws.com # GitHub Start 192.30.253.112 github.com 192.30.253.119 gist.github.com 151.101.100.133 assets-cdn.github.com 151.101.100.133 raw.githubusercontent.com 151.101.100.133 gist.githubusercontent.com 151.101.100.133 cloud.githubusercontent.com 151.101.100.133 camo.githubusercontent.com 151.101.100.133 avatars0.githubusercontent.com 151.101.100.133 avatars1.githubusercontent.com 151.101.100.133 avatars2.githubusercontent.com 151.101.100.133 avatars3.githubusercontent.com 151.101.100.133 avatars4.githubusercontent.com 151.101.100.133 avatars5.githubusercontent.com 151.101.100.133 avatars6.githubusercontent.com 151.101.100.133 avatars7.githubusercontent.com 151.101.100.133 avatars8.githubusercontent.com # GitHub End
再加入：
curl -kfLo ~/.vim/autoload/plug.vim --create-dirs https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
完美！