$ git clone -n https://gitee.com/src-opencloudos-rpms/qt5-qtbase.git /var/lib/mock/dist-oc9-build-122976-72604/root/chroot_tmpdir/scmroot/qt5-qtbase
Cloning into '/var/lib/mock/dist-oc9-build-122976-72604/root/chroot_tmpdir/scmroot/qt5-qtbase'...
$ git fetch origin 18a7c8cfcb24d0672764b193e98068063859ffba:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/qt5-qtbase
 * [new ref]         18a7c8cfcb24d0672764b193e98068063859ffba -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 18a7c8c import qt5-qtbase-5.15.11-8.tl4