$ git clone -n https://git.cclinux.org/stage/rpms/libdnf.git /mnt/compose/mock/dist-circle8-build-113218-73064/root/chroot_tmpdir/scmroot/libdnf
Cloning into '/mnt/compose/mock/dist-circle8-build-113218-73064/root/chroot_tmpdir/scmroot/libdnf'...
$ git fetch origin ed0d20904994dacde5f7c6c109946c94e6a5710c:KOJI_FETCH_HEAD
From https://git.cclinux.org/stage/rpms/libdnf
 * [new ref]         ed0d20904994dacde5f7c6c109946c94e6a5710c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ed0d209 import libdnf-0.63.0-19.el8