Provided by: mercurial-common_6.9.4-1_all 

NAME
hg help - show help for a given topic or a help overview
SYNOPSIS
hg help [-eck] [-s PLATFORM] [TOPIC]
DESCRIPTION
With no arguments, print a list of commands with short help messages.
Given a topic, extension, or command name, print help for that topic.
Returns 0 if successful.
OPTIONS
-e, --extension
show only help for extensions
-c, --command
show only help for commands
-k, --keyword
show topics matching keyword
-s,--system <PLATFORM[+]>
show help for specific platform(s)
[+] marked option can be specified multiple times
HG(HELP)