$ git clone -n https://gitee.com/wency_cn/galera_1770952501.git /var/lib/mock/dist-an23-build-514407-75110/root/chroot_tmpdir/scmroot/galera_1770952501
Cloning into '/var/lib/mock/dist-an23-build-514407-75110/root/chroot_tmpdir/scmroot/galera_1770952501'...
$ git fetch origin aadadefaca5697912177513686f84f2649923a1e:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/galera_1770952501
 * [new ref]         aadadefaca5697912177513686f84f2649923a1e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at aadadef Update code from upstream