10.15.5 and the 2020-003 Security Updates were released today.
The updates bring changes to the softwareudpate --ignore flag.
I go into the changes for each OS 10.13, 10.14. 10.15 and what they mean for MacAdmins.
https://mrmacintosh.com/10-15-5-2020-003-updates-changes-to-softwareupdate-ignore/