That’s odd. Where are those repositories “epel7-centos7-x86_64” and others coming from? Those are not standard names from the official release repositories thus I have assumed you are connected to your own katello server (the one you are updating).
That’s odd. Where are those repositories “epel7-centos7-x86_64” and others coming from? Those are not standard names from the official release repositories thus I have assumed you are connected to your own katello server (the one you are updating).