From mboxrd@z Thu Jan  1 00:00:00 1970
From: Markus Heidelberg <markus.heidelberg@web.de>
Subject: meaning of --8<--
Date: Sun, 18 Jan 2009 16:56:37 +0100
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Hi,

I've seen lines like "--8<--" several times on this list, but have no
clue what it is about. OK, seems like it's used to insert diffs in the
middle of a mail message.
But is this a common convention or git specific and handled by git-am?
Is it documented anywhere?

Markus