[2020-06-22T07:46:48.800Z] ERROR: Command failed: [2020-06-22T07:46:48.800Z] # /usr/bin/yum --installroot /var/lib/mock/epel-7-ppc64le-60da95f193baa5a745076a0c6b674c73-bootstrap-6968/root/ --releasever 7 install yum yum-utils --setopt=tsflags=nocontexts [2020-06-22T07:46:48.800Z] Failed to set locale, defaulting to C [2020-06-22T07:46:48.800Z] http://cbs.centos.org/repos/virt7-ovirt-common-candidate/ppc64le/os/repodata/repomd.xml: [Errno 14] HTTPS Error 404 - Not Found [2020-06-22T07:46:48.800Z] Trying other mirror. [2020-06-22T07:46:48.800Z] To address this issue please refer to the below wiki article [2020-06-22T07:46:48.800Z]