$ git clone -n https://gitee.com/src-opencloudos-rpms/unbound.git /var/lib/mock/dist-oc8-build-123849-73383/root/chroot_tmpdir/scmroot/unbound
Cloning into '/var/lib/mock/dist-oc8-build-123849-73383/root/chroot_tmpdir/scmroot/unbound'...
$ git fetch origin 355597c80c479227431cba480bcdcecc5371d495:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/unbound
 * [new ref]         355597c80c479227431cba480bcdcecc5371d495 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 355597c import unbound-1.16.2-5.8.tl3