These two fields allow to specify a different default assignee for ticket opened against this package in bugzilla. Note: The EPEL field is always displayed for packages in the 'rpms' namespace regardless of whether it is used in bugzilla or not.
e513279
Reduce set of required RPM features. - Use rpm.expand in scripts to reduce set of required RPM features. See: https://bugzilla.redhat.com/show_bug.cgi?id=156477#c44