$ git clone -n https://gitee.com/mo-qingliang/nde-style.git /var/lib/mock/dist-an8.9-nde-build-377786-71229/root/chroot_tmpdir/scmroot/nde-style Cloning into '/var/lib/mock/dist-an8.9-nde-build-377786-71229/root/chroot_tmpdir/scmroot/nde-style'... $ git fetch origin c7e36a22c6fc72fb721a6384385d199b9eeee9c1:KOJI_FETCH_HEAD From https://gitee.com/mo-qingliang/nde-style * [new ref] c7e36a22c6fc72fb721a6384385d199b9eeee9c1 -> KOJI_FETCH_HEAD $ git reset --hard KOJI_FETCH_HEAD HEAD is now at c7e36a2 滑动条获取背景框时先判断是否是空指针