$ git clone -n https://src.fedoraproject.org/rpms/kf5-modemmanager-qt.git /var/lib/mock/f40-build-742070-110490/root/chroot_tmpdir/scmroot/kf5-modemmanager-qt
Cloning into '/var/lib/mock/f40-build-742070-110490/root/chroot_tmpdir/scmroot/kf5-modemmanager-qt'...
$ git fetch origin aacc336d10a04ff4a4ccb0f3ba7df8185d9d3940:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-modemmanager-qt
 * [new ref]         aacc336d10a04ff4a4ccb0f3ba7df8185d9d3940 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at aacc336 5.111.0