安装yum源yum-yinstallhttp://dl.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpmvim/etc/yum.repos.d/epel.repobaseurl去掉注释注释mirrorlist安装git环境所需的包yum-yinstalllibicu-develpatch