Alternative to #13724
The ideal solution is probably somewhere in between.
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Please, do we really need competing PRs for this?
At least explain in more detail what the difference is, and why!
Put this together before I saw the other one.
This one uses command line options to define what is acceptable, and has gitian provide them per arch. The other one hard-codes stuff all over the place.
<!--cf906140f33d8803c4a75a2196329ecb-->Needs rebase