$ git clone -n https://gitee.com/wenyuzifang/prefixdevname.git /var/lib/mock/dist-an23-build-481069-74252/root/chroot_tmpdir/scmroot/prefixdevname
Cloning into '/var/lib/mock/dist-an23-build-481069-74252/root/chroot_tmpdir/scmroot/prefixdevname'...
$ git fetch origin 2b16a11069ff1b58dc22833eaa01548efb5179f1:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/prefixdevname
 * [new ref]         2b16a11069ff1b58dc22833eaa01548efb5179f1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2b16a11 Update code from upstream