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.
livecd-tools-013-6_el5:EL-5:livecd-tools-013-6.el5.src.rpm:1217786115 livecd-tools-013-7_el5:EL-5:livecd-tools-013-7.el5.src.rpm:1218377450 livecd-tools-013-8_fc10:EL-5:livecd-tools-013-8.fc10.src.rpm:1220190667