想要挂载一个iso安装镜像作为本地repo
mount iso
mkdir -p /mnt/cdrom
mount -t iso9660 -o loop /home/Centosxxxx.iso /mnt/cdrom
set local repo
vi /etc/yum.repos.d/local.repo
[localrepo]
name=Unixmen Repository
baseurl=file:///mnt/cdrom
gpgcheck=0
enabled=1
set up
yum clean all
yum repolist