Need a build chain in koji, not a chainbuild [URGENT]

[Jonathan Underwood]

2008/10/27 Christoph Wickert <christoph.wickert at googlemail.com>:
> Please don't tell me to use a chainbuild, because IMO for a long
> dependency chain this is to risky. I have _no_ way to test if a package
> builds, nether with mock, nor with a scratchbuild. If one package fails,
> the complete chain is broken.

Is it not the case that if one package build fails the whole chain
build is aborted? If not, it probably should be.