Trying to install kerberos on a Docker containerized cloudera i get this error   [root@quickstart yum.repos.d]# /home/cloudera/kerberos [QuickStart] Installing Kerberos... Loaded plugins: fastestmirror Setting up Install Process Loading mirror speeds from cached hostfile epel/metalink | 5.7 kB 00:00 * epel: d2lzkl7pfhq30w.cloudfront.net http://vault.centos.org/centos/6/os/x86_64/repodata/repomd.xml: [Errno 14] problem making ssl connection Trying other mirror. Error: Cannot retrieve repository metadata (repomd.xml) for repository: base. Please verify its path and try again [root@quickstart yum.repos.d]# any support would be appreciated.  Thanks   ... View more