$ git clone -n https://gitee.com/fundawang/harfbuzz.git /var/lib/mock/dist-an23-build-183220-60221/root/chroot_tmpdir/scmroot/harfbuzz
Cloning into '/var/lib/mock/dist-an23-build-183220-60221/root/chroot_tmpdir/scmroot/harfbuzz'...
$ git fetch origin 406be29df36582dc5bdf33d3a4a83575204432a8:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/harfbuzz
 * [new ref]         406be29df36582dc5bdf33d3a4a83575204432a8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 406be29 6.0.0