假如出现以下内容,输入yes即可
The authenticity of host ‘[ssh.github.com]:443 ([20.205.243.160]:443)’ can’t be established.
ECDSA key fingerprint is SHA256:p2QAMXNIC1TJYWeIOttrVc98/R1BUFWu3/LiyKgUfQM.
Are you sure you want to continue connecting (yes/no/[fingerprint])? yes
最终显示Hi chengyun-pg! You’ve successfully authenticated, but GitHub does not provide shell access.,大概会比较慢,耐心等候。