$ git clone -n https://src.fedoraproject.org/rpms/kf5-kcrash.git /var/lib/mock/f40-build-1258364-23032/root/chroot_tmpdir/scmroot/kf5-kcrash
Cloning into '/var/lib/mock/f40-build-1258364-23032/root/chroot_tmpdir/scmroot/kf5-kcrash'...
$ git fetch origin ae000bb1f6ead55f2c0e67ac82bf329ee76616b8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-kcrash
 * [new ref]         ae000bb1f6ead55f2c0e67ac82bf329ee76616b8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ae000bb 5.116.0