Git 通过ssh 配置基于Host的差异配置

Host gitlab.xxx.com
    HostName        gitlab.xxx.com
    User            user
    IdentityFile    xxx\.ssh\id_rsa
Host github.com
    HostName        github.com
    User            user
    IdentityFile    xxx\.ssh\id_rsa_github
    ProxyCommand    connect -S 127.0.0.1: %h %p #socket proxy，vpn就靠你了