Mac 上浏览器可访问github，但命令行 SSH 连接超时
using SSH over 443 port to access Github
tag: Github
github: REMOTE HOST IDENTIFICATION HAS CHANGED
修改hosts访问github
Ping github.com returns 127.0.0.1
修改hosts访问github
using SSH over 443 port to access Github
修改hosts访问github
修改hosts访问github