Hi Carl,
I apologize that your account was somehow missed in the host migration. Why didn't you say something sooner?
I just synchronized your account and its home directory contents, replete with its .ssh/authorized_keys, to the current host, so you should be able to ssh to current common-lisp.net now. If not, please let me know.
And, I added you to sudo group so you can add an additional user with restricted access for doing the rsync's, if you like. And feel free to look into installing the needed rsync service, and go ahead and install it if you can, if that is running on the old host. Our initial goal is to replicate as many of the legacy services as possible. Ever since I started using rsync heavily (maybe 15-20 years ago), it always seems to go by default over ssh, so I'm not familiar with the actual rsync transfer protocol or service per se. Maybe I should be, if the server I'm purporting to administer has documentation which assumes that...