$ git clone -n https://src.fedoraproject.org/rpms/deepin-wayland-protocols.git /var/lib/mock/f40-build-2211084-52193/root/chroot_tmpdir/scmroot/deepin-wayland-protocols
Cloning into '/var/lib/mock/f40-build-2211084-52193/root/chroot_tmpdir/scmroot/deepin-wayland-protocols'...
$ git fetch origin ccba5efa1a807c677f1646d0fc933848dbc17d80:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/deepin-wayland-protocols
 * [new ref]         ccba5efa1a807c677f1646d0fc933848dbc17d80 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ccba5ef Initial import (RHBZ#2232847)