$ git clone -n https://gitee.com/wency_cn/luksmeta_1770927614.git /var/lib/mock/dist-an23-build-514290-75110/root/chroot_tmpdir/scmroot/luksmeta_1770927614
Cloning into '/var/lib/mock/dist-an23-build-514290-75110/root/chroot_tmpdir/scmroot/luksmeta_1770927614'...
$ git fetch origin c9fd845b20f035287873560d25af5528d8958dd6:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/luksmeta_1770927614
 * [new ref]         c9fd845b20f035287873560d25af5528d8958dd6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c9fd845 Update code from upstream