$ mount -t none -o bind /mnt/koji/ /var/lib/mock/f42-build-61013893-6587693/root/mnt/koji
$ mount -t none -o bind /mnt/koji/compose/updates/Fedora-42-updates-20250712.0 /var/lib/mock/f42-build-61013893-6587693/root/mnt/koji/compose/updates/Fedora-42-updates-20250712.0
$ mount -t none -o bind /mnt/koji/compose/ostree/repo /var/lib/mock/f42-build-61013893-6587693/root/mnt/koji/compose/ostree/repo