el6 and el7 RPMs for RHEL, CentOS, and other RHEL Clones are available
from the CentOS Storage SIG.

el8 RPMs for RHEL 8 are here until CentOS releases CentOS 8

See
  https://wiki.centos.org/SpecialInterestGroup/Storage

and also 
  http://buildlogs.centos.org/centos/7/storage/x86_64/gluster-5/
and
  http://buildlogs.centos.org/centos/6/storage/x86_64/gluster-5/

debuginfo rpms are available from
  http://debuginfo.centos.org/centos/7/storage/x86_64/
and
  http://debuginfo.centos.org/centos/6/storage/x86_64/
