$ git clone -n https://gitee.com/src-opencloudos-rpms/harfbuzz.git /var/lib/mock/dist-oc8-build-74025-49556/root/chroot_tmpdir/scmroot/harfbuzz
Cloning into '/var/lib/mock/dist-oc8-build-74025-49556/root/chroot_tmpdir/scmroot/harfbuzz'...
$ git fetch origin 4e04fb508f0b625a0c8d91ed9126cbb17d64fbf4:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/harfbuzz
 * [new ref]         4e04fb508f0b625a0c8d91ed9126cbb17d64fbf4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4e04fb5 import harfbuzz-1.7.5-4.tl3