removes variable name collision

2 jobs for develop in 1 minute and 32 seconds (queued for 3 seconds)
Name Stage Failure
failed
deploy-develop Deploy There is an unknown failure, please try again
Executing busybox-1.25.1-r0.trigger
OK: 20 MiB in 24 packages
$ eval $(ssh-agent -s)
Agent pid 21
$ echo "$SSH_PRIVATE_KEY" | ssh-add -
Identity added: (stdin) ((stdin))
$ echo "$KNOWN_HOSTS" >> $HOME/.ssh/known_hosts
/bin/sh: eval: line 59: can't create /root/.ssh/known_hosts: nonexistent directory
ERROR: Job failed: exit code 1