$ git clone -n https://gitee.com/wenyuzifang/realmd.git /var/lib/mock/dist-an23-build-486769-74383/root/chroot_tmpdir/scmroot/realmd
Cloning into '/var/lib/mock/dist-an23-build-486769-74383/root/chroot_tmpdir/scmroot/realmd'...
$ git fetch origin ce3592e47aba670b7cea98a60f920d0c547d1657:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/realmd
 * [new ref]         ce3592e47aba670b7cea98a60f920d0c547d1657 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ce3592e Update code from upstream