$ git clone -n https://gitee.com/wency_cn/realmd_1770947833.git /var/lib/mock/dist-an23-build-514372-75110/root/chroot_tmpdir/scmroot/realmd_1770947833
Cloning into '/var/lib/mock/dist-an23-build-514372-75110/root/chroot_tmpdir/scmroot/realmd_1770947833'...
$ git fetch origin 90aa8f704a2c5cd029b4a8ca7758c56cdfc7a8f5:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/realmd_1770947833
 * [new ref]         90aa8f704a2c5cd029b4a8ca7758c56cdfc7a8f5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 90aa8f7 Update code from upstream