docs: rebasing-and-merging: Drop wrong statement about git

The "^0" syntax is no longer needed to fast-forward to a mainline commit;
take that out and add --ff-only to force an error if fast-forward is not
possible.

Signed-off-by: Uwe Kleine-König <uwe@kleine-koenig.org>
[jc: rewrote changelog]
Link: https://lore.kernel.org/r/20230228134657.1797871-1-u.kleine-koenig@pengutronix.de
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
This commit is contained in:
Uwe Kleine-König 2023-02-28 14:46:57 +01:00 committed by Jonathan Corbet
parent 0b02076f99
commit a414684e3b
1 changed files with 1 additions and 5 deletions

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@ -213,11 +213,7 @@ point rather than some random spot. If your upstream-bound branch has
emptied entirely into the mainline during the merge window, you can pull it
forward with a command like::
git merge v5.2-rc1^0
The "^0" will cause Git to do a fast-forward merge (which should be
possible in this situation), thus avoiding the addition of a spurious merge
commit.
git merge --ff-only v5.2-rc1
The guidelines laid out above are just that: guidelines. There will always
be situations that call out for a different solution, and these guidelines