$ mount -t none -o bind /mnt/koji/ /var/lib/mock/dist-oc8-donghua-build-125002-74654/root/mnt/koji
$ mount -t none -o bind /mnt/koji/compose/8/donghua/OpenCloudOS-8.10-20250317.0 /var/lib/mock/dist-oc8-donghua-build-125002-74654/root/mnt/koji/compose/8/donghua/OpenCloudOS-8.10-20250317.0