$ git clone -n https://gitee.com/mgb01105731/dde.git /var/lib/mock/dist-an23-dde-build-378508-71802/root/chroot_tmpdir/scmroot/dde
Cloning into '/var/lib/mock/dist-an23-dde-build-378508-71802/root/chroot_tmpdir/scmroot/dde'...
$ git reset --hard origin/a23
HEAD is now at 5a8317f get tar from source