Centos8_ local source configuration Yum

First, the first iso image file to mount

mount /dev/cdrom /mnt

The cdrom mount to / mnt lower

Second, mount the file editor

cp -a /mnt/media.repo /etc/yum.repos.d/

we /etc/yum.repo.d/media.repo

[InstallMedia] 
name = Fedora Linux 8 
baseurl = file: /// mnt / BaseOS 
gpgcheck = 0 
enabled = 1 

[AppStream] 
name = AppStream 
baseurl = file: /// mnt / AppStream 
enabled = 1 
gpgcheck = 0