How to set yum from local for RHEL5

[root@devgui06 yum.repos.d]# cat rhel-debuginfo.repo
[Cluster]
name=Red Hat Enterprise Linux $releasever - $basearch - Cluster
baseurl=file:///media/Cluster
enabled=1
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-release
[ClusterStorage]
name=Red Hat Enterprise Linux $releasever - $basearch - ClusterStorage
baseurl=file:///media/ClusterStorage
enabled=1
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-release
[Server]
name=Red Hat Enterprise Linux $releasever - $basearch - Server
baseurl=file:///media/Server
enabled=1
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-release
[VT]
name=Red Hat Enterprise Linux $releasever - $basearch - VT
baseurl=file:///media/VT
enabled=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-release

/usr/lib/python2.4/site-packages/yum/yumRepo.py第411行：

remote = url + '/' + relative

改为：

remote = "/media/yum1/Server" + '/' + relative