Scorecard build runs on forks

[atoulme]

Component(s)

No response

Describe the issue you're reporting

Scorecard supply-chain security runs on forks, failing. We should make a similar check on that job as in #41741.

Tip

_{React with 👍 to help prioritize this issue. Please use comments to provide useful context, avoiding +1 or me too, to help us triage it. Learn more here.}