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.
ModemManager-0_2-1_20090707_fc12:HEAD:ModemManager-0.2-1.20090707.fc12.src.rpm:1247361797