$ git clone -n https://gitee.com/gcdota930915/harfbuzz.git /var/lib/mock/dist-an8.6-build-156369-58346/root/chroot_tmpdir/scmroot/harfbuzz
Cloning into '/var/lib/mock/dist-an8.6-build-156369-58346/root/chroot_tmpdir/scmroot/harfbuzz'...
$ git reset --hard origin/a8
HEAD is now at 6bb1e73 update to harfbuzz-2.7.4-5.src.rpm