CentOS out of date nonsense
sed -i ‘s/mirrorlist/#mirrorlist/g’ /etc/yum.repos.d/CentOS-* sed -i ‘s|#baseurl=http://mirror.centos.org|baseurl=http://vault.centos.org|g’ /etc/yum.repos.d/CentOS-* Cannot find a valid baseurl for repo: centos-sclo-sclo mv CentOS-SCLo-scl.repo /root