$ git clone -n https://git.cclinux.org/stage/rpms/rt-tests.git /mnt/compose/mock/dist-circle8-build-99626-48101/root/chroot_tmpdir/scmroot/rt-tests
Cloning into '/mnt/compose/mock/dist-circle8-build-99626-48101/root/chroot_tmpdir/scmroot/rt-tests'...
$ git fetch origin 070aa73a387a0f2628a81948a79c57151c1026de:KOJI_FETCH_HEAD
From https://git.cclinux.org/stage/rpms/rt-tests
 * [new ref]         070aa73a387a0f2628a81948a79c57151c1026de -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 070aa73 import rt-tests-2.5-1.el8