SSH Host Key Verification Failed inside GitLab CI

Question

Local Setup

I created a public and private SSH key via the ssh-keygen command.

I decided to setup the private key locally first

Answer 1

A server can have multiple signatures in case of load balanced server. Ideal way is to change

- echo "$SSH_KNOWN_HOSTS" >> /.ssh/known_hosts

to

- ssh-keyscan www.gitlab.com >> /.ssh/known_hosts