revisions.txt: be explicit about commands writing 'ORIG_HEAD'

When mentioning 'ORIG_HEAD', be explicit about which command write that
pseudo-ref, namely 'git am', 'git merge', 'git rebase' and 'git reset'.

Signed-off-by: Philippe Blain <levraiphilippeblain@gmail.com>
Acked-by: Phillip Wood <phillip.wood@dunelm.org.uk>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Philippe Blain 2023-01-10 13:15:20 +00:00 committed by Junio C Hamano
parent 0c514d5766
commit c6eec9cb36

View File

@ -49,7 +49,8 @@ characters and to avoid word splitting.
`FETCH_HEAD` records the branch which you fetched from a remote repository
with your last `git fetch` invocation.
`ORIG_HEAD` is created by commands that move your `HEAD` in a drastic
way, to record the position of the `HEAD` before their operation, so that
way (`git am`, `git merge`, `git rebase`, `git reset`),
to record the position of the `HEAD` before their operation, so that
you can easily change the tip of the branch back to the state before you ran
them.
`MERGE_HEAD` records the commit(s) which you are merging into your branch