LGTM
Can't install fail2ban-mail package, due to nothing provides mailx on CentOS-9-Stream. According to Redhat Bugzilla 2030360 - Please branch and build mailx in epel9 it is supposed that mailx is replaced by s-nail, which provides mailx binary. There are similar Redhat BugZilla items such as 1947012, 2001537, 1947028 which discuss how to deal with mailx requirement.
Performed basic sole rclone tests and additionally tested with restic rclone backend. LGTM.
LGTM: successfully tested backup, restore, list, prune commands against microsoft onedrive, aws s3 both using rclone.