$ mount -t none -o bind /mnt/koji/ /var/lib/mock/dist-oc8-donghua-build-125531-75076/root/mnt/koji/
$ mount -t none -o bind /mnt/koji/compose/8/donghua/Donghua-NTOS-2025-20250331.0 /var/lib/mock/dist-oc8-donghua-build-125531-75076/root/mnt/koji/compose/8/donghua/Donghua-NTOS-2025-20250331.0