$ git clone -n https://gitee.com/src-opencloudos-rpms/qt5-qtserialbus /var/lib/mock/dist-oc8-build-30124-8823/root/chroot_tmpdir/scmroot/qt5-qtserialbus
Cloning into '/var/lib/mock/dist-oc8-build-30124-8823/root/chroot_tmpdir/scmroot/qt5-qtserialbus'...
$ git reset --hard origin/oc8
HEAD is now at 4d1617c import qt5-qtserialbus-5.15.3-1.oc8