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.
d38ae944d8df4318d3142de2862394e0 glibc-2.11-88-gc10f886-fedora.tar.bz2 71a791887c7adaa6312511c609b1900c glibc-2.11-88-gc10f886.tar.bz2