fixed typo

1 job for master in 11 seconds (queued for 1 second)
Name Stage Failure
failed
github_mirror Mirror There is an unknown failure, please try again
Skipping Git submodules setup
$ mkdir -p ~/.ssh # collapsed multi-line command
Cloning into bare repository 'project'...
Host key verification failed.
fatal: Could not read from remote repository.

Please make sure you have the correct access rights
and the repository exists.
ERROR: Job failed: exit code 128