git-help.txt: document "git help cmd" vs "git cmd --help" for aliases

This documents the existing behaviour of "git help cmd" when cmd is an
alias, as well as providing a hint to use the "git cmd --help" form to
be taken directly to the man page for the aliased command.

Signed-off-by: Rasmus Villemoes <rv@rasmusvillemoes.dk>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Rasmus Villemoes 2018-10-09 13:59:09 +02:00 committed by Junio C Hamano
parent a9a60b94cc
commit 912104770d

View File

@ -29,6 +29,10 @@ guide is brought up. The 'man' program is used by default for this
purpose, but this can be overridden by other options or configuration
variables.
If an alias is given, git shows the definition of the alias on
standard output. To get the manual page for the aliased command, use
`git COMMAND --help`.
Note that `git --help ...` is identical to `git help ...` because the
former is internally converted into the latter.