Package clamav-update

https://www.clamav.net/

This package contains programs which can be used to update the clamav
anti-virus database automatically. It uses the freshclam(1) utility for
this task. To activate it use, uncomment the entry in /etc/cron.d/clamav-update.
Use this package when you go updating the virus database regulary and
do not want to download a >160MB sized rpm-package with outdated virus
definitions.

See also: clamav, clamav-milter, clamav-unofficial-sigs.