$ git clone -n https://gitee.com/src-opencloudos-rpms/beakerlib.git /var/lib/mock/dist-oc8-build-74267-49886/root/chroot_tmpdir/scmroot/beakerlib
Cloning into '/var/lib/mock/dist-oc8-build-74267-49886/root/chroot_tmpdir/scmroot/beakerlib'...
$ git fetch origin e52a42893bdcc3b2225bb2022f01a13118e95e35:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/beakerlib
 * [new ref]         e52a42893bdcc3b2225bb2022f01a13118e95e35 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e52a428 import beakerlib-1.29.3-1.tl3