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.
sphinx-0_9_8_1-3_fc11:HEAD:sphinx-0.9.8.1-3.fc11.src.rpm:1250267674 sphinx-0_9_9-1_fc12:HEAD:sphinx-0.9.9-1.fc12.src.rpm:1265894935