git config --global user.name "wangjunqiang"
git config --global user.email "wangjq@xxx.com"
ssh-keygen -t rsa -C "wangjq@xxx.com"
[root@localhost ~]# cat /root/.ssh/id_rsa.pub
ssh-rsa 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 wangjq@xxx.com