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.
corosync-0_92-1_fc10:HEAD:corosync-0.92-1.fc10.src.rpm:1222323286 corosync-0_92-2_fc10:HEAD:corosync-0.92-2.fc10.src.rpm:1222462910