错误：

The authenticity of host '。。。。' can't be established.
ED25519 key fingerprint is SHA256:k4ViHJBFryacGI+BqHphyjDBaRLwt5eSGRMJGt8CmV0.
This key is not known by any other names

git clone出现错误

但是明明配置了ssh key 不知道为啥会出现ED…错误
查看网上原因为：
.ssh文件夹下缺少known_hosts文件，正常如下

如何生成呢？
如图，在问答这步，填yes