$ git clone -n https://gitee.com/src-opencloudos-rpms/harfbuzz.git /var/lib/mock/dist-oc9-build-122927-72554/root/chroot_tmpdir/scmroot/harfbuzz
Cloning into '/var/lib/mock/dist-oc9-build-122927-72554/root/chroot_tmpdir/scmroot/harfbuzz'...
$ git fetch origin 8e922fbd2d0ab659a814276ce831d510b4d0323c:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/harfbuzz
 * [new ref]         8e922fbd2d0ab659a814276ce831d510b4d0323c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8e922fb import harfbuzz-8.1.1-6.tl4