Output of foreman-rake -- config --help

[root@foreman ~]# foreman-rake -- config --help
Get or set the Foremen settings.

Options:
    -k, --key KEY                    If not specified, all keys are displayed
    -v, --value VALUE                Set the value. The key must be specified. Complex values (hashes, arrays) are expected to be JSON encoded.
    -u, --unset                      Unset the key. The key must be specified
    -h, --help                       Show help and exit
    -n, --dry-run                    Don't change thd configuration. Success if no change is needed.