$ git clone -n https://gitee.com/wency_cn/prefixdevname_1764786992.git /var/lib/mock/dist-an23-build-491077-74530/root/chroot_tmpdir/scmroot/prefixdevname_1764786992
Cloning into '/var/lib/mock/dist-an23-build-491077-74530/root/chroot_tmpdir/scmroot/prefixdevname_1764786992'...
$ git fetch origin 6580a217d422aa84d49943433748e9dc85d2d214:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/prefixdevname_1764786992
 * [new ref]         6580a217d422aa84d49943433748e9dc85d2d214 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6580a21 Update code from upstream