[U-Boot] [PATCH 2/3] gitlab-ci: Have buildman use /tmp for output

[Stephen Warren]

On 10/4/19 10:12 AM, Tom Rini wrote:
> When running as another user we might not be able to use '..' for
> certain directories and this is the default for buildman.  Specify an
> output directory instead.

What if multiple invocations run in parallel on the same machine? 
They'll use the same path and collide. What about using mkdtemp() or 
similar?