INFO: "rebase origin/master & push -f" workflow corrupts Pull request rarely

[methane (Inada Naoki)]

@taleinat

Should we update or create a relevant guideline in the devguide regarding this?

I had updated “git bootcamp” chapter in the devguide already. (pull request)

But I found another part which recommends rebase over merge.
https://devguide.python.org/pullrequest/#step-by-step-guide