yum -y install wget cd /etc/yum.repos.d/ mkdir bak mv ./*.repo bak wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-6.repo wget -O /etc/yum.repos.d/epel.repo http://mirrors.aliyun.com/repo/epel-6.repo yum clean all && yum makecache