$ git clone -n https://gitee.com/src-opencloudos-rpms/harfbuzz.git /var/lib/mock/dist-oc9-build-233370-81858/root/chroot_tmpdir/scmroot/harfbuzz
Cloning into '/var/lib/mock/dist-oc9-build-233370-81858/root/chroot_tmpdir/scmroot/harfbuzz'...
$ git fetch origin 45965f5d6035b0a71bea8d12f25d8fe7fe70d0ea:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/harfbuzz
 * [new ref]         45965f5d6035b0a71bea8d12f25d8fe7fe70d0ea -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 45965f5 import harfbuzz-8.1.1-8.tl4