$ mount -t none -o bind /mnt/koji/ /var/lib/mock/dist-oc8-donghua-build-125433-74942/root/mnt/koji/
$ mount -t none -o bind /mnt/koji/compose/8/donghua/Donghua-NTOS-2025-20250327.0 /var/lib/mock/dist-oc8-donghua-build-125433-74942/root/mnt/koji/compose/8/donghua/Donghua-NTOS-2025-20250327.0