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.
34a2899
Related: #1344830 First phase of sendmsg/recvmsg/sendmmsg/recvmmsg ABI revert: GLIBC_2.24 compatibility symbols. This should allow us to run old binaries (with the GLIBC_2.24 symbols) while rebuild packages to use the old ABI again.