Centos-sclo-rh

/sbin/e-smith/db yum_repositories set centos-sclo-rh repository \
Name 'Centos-RH Software collections' \
BaseURL 'http://mirror.centos.org/centos/$releasever/sclo/$basearch/rh/' \
EnableGroups no Visible yes status disabled

Expand the new repository:

signal-event yum-modify