$ git clone -n https://gitee.com/src-opencloudos-rpms/qt5-qtx11extras.git /var/lib/mock/dist-oc9-build-48038-14592/root/chroot_tmpdir/scmroot/qt5-qtx11extras
Cloning into '/var/lib/mock/dist-oc9-build-48038-14592/root/chroot_tmpdir/scmroot/qt5-qtx11extras'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/qt5-qtx11extras
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7ece987 import qt5-qtx11extras-5.15.7-3.tl4