/etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-beta
/etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-legacy-former
/etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-legacy-release
/etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-legacy-rhx
/etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-release