create repo list before running yum-config-manager
create repo list before running yum-config-manager

per: https://access.redhat.com/solutions/1443553
NOTE: Until the first yum command is run, /etc/yum.repos.d/redhat.repo
contains no repositories, so yum-config-manager will not enable/disable
anything.

soltysh/sti-base,bparees/sti-base,bparees/sti-base,hhorak/sti-base,openshift/sti-base,mfojtik/sti-base,openshift/sti-base,mfojtik/sti-base,sclorg/s2i-base-container