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@ WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! @
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IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY!
Someone could be eavesdropping on you right now (man-in-the-middle attack)!
It is also possible that a host key has just been changed.
The fingerprint for the ED25519 key sent by the remote host is
SHA256:********************************
Please contact your system administrator.
Add correct host key in /home/hoge/.ssh/known_hosts to get rid of this message.
Offending ECDSA key in /home/hoge/.ssh/known_hosts:2
Host key for hoge.example.com has changed and you have requested strict checking.
Host key verification failed.
# Host hoge.example.com found: line 1
# Host hoge.example.com found: line 2
/home/hoge/.ssh/known_hosts updated.
Original contents retained as /home/hoge/.ssh/known_hosts.old