设置 git 的 user.name 和 user.email
git config --global user.name "kain"
git config --global user.email "zhangtqx@vip.qq.com"
生成 RSA 密钥对
ssh-keygen -t rsa -C
将公钥内容上传至 git 服务器 或 github，测试一下
ssh git@github.com
生成以下内容代表成功
Warning: Permanently added 'github.com,192.30.255.112' (RSA) to the list of known hosts.
PTY allocation request failed on channel 0
Hi kainOnly! You've successfully authenticated, but GitHub does not provide shell access.