The default rules set location:
/var/lib/spamassassin/some_version_here/updates_spamassassin_org
The custom rule set location:
/etc/mail/spamassassin/
To update Spamassassin default rules set:
sa-update -D
The default rules set location:
/var/lib/spamassassin/some_version_here/updates_spamassassin_org
The custom rule set location:
/etc/mail/spamassassin/
To update Spamassassin default rules set:
sa-update -D