$ mount -t none -o bind /mnt/koji/ /var/lib/mock/dist-oc9-donghua-build-123826-73326/root/mnt/koji/
$ mount -t none -o bind /mnt/koji/compose/9/9.2/donghua/OpenCloudOS-9.2-20250124.0 /var/lib/mock/dist-oc9-donghua-build-123826-73326/root/mnt/koji/compose/9/9.2/donghua/OpenCloudOS-9.2-20250124.0