Github遇到Permanently added the RSA host key for IP address '52.74.223.119' to the list of known hosts. 警告:为IP地址192.30.252.128的主机(RSA连接的)持久添加到hosts文件中,那就来添加吧! 解决办法: vim /etc/hosts 添加一行:52.74.223.119 github.com