These emails come from noreply@fedoraproject.org. I think if we add noreply@fedoraproject.org to the list of members of the devel@ list then the email should be able to come through just fine.
noreply@fedoraproject.org
Here example email that was sent to releng list
Done.
:postbox:
Metadata Update from @kevin: - Issue close_status updated to: Fixed - Issue status updated to: Closed (was: Open)
:mailbox_closed: