recently I have been getting this error in my emails every night.
subject: Cron root@virtual /usr/share/spamassassin/sa-update.cron 2>&1 | tee -a /var/log/sa-update.log
body:
channel: no ‘mirrors.sought.rules.yerp.org’ record found, channel failed
16-Mar-2021 05:35:58: SpamAssassin: Update available, but download or extract failed