$ git clone -n https://gitee.com/mgb01105731/startdde.git /var/lib/mock/dist-an23-dde-build-379507-71802/root/chroot_tmpdir/scmroot/startdde
Cloning into '/var/lib/mock/dist-an23-dde-build-379507-71802/root/chroot_tmpdir/scmroot/startdde'...
$ git fetch origin 4271eedb0a1e91b8956a0177980fcc7b7acd20cc:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/startdde
 * [new ref]         4271eedb0a1e91b8956a0177980fcc7b7acd20cc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4271eed get tar from source