git-filter-branch.txt: clarify ident variables usage
commitbee3eb079d10bd309c75c39efa1e50fbb70931d4
authorTadeusz Andrzej Kadłubowski <yess@hell.org.pl>
Thu, 21 Feb 2013 20:22:50 +0000 (21 21:22 +0100)
committerJunio C Hamano <gitster@pobox.com>
Tue, 26 Feb 2013 17:34:51 +0000 (26 09:34 -0800)
treed124225dec997a598a9aede3ffe8f9ad34abc5d5
parent8093ae8854a50edf44e47c0390d3021ffd07bc00
git-filter-branch.txt: clarify ident variables usage

There is a rare edge case of git-filter-branch: a filter that unsets
identity variables from the environment. Link to git-commit-tree
clarifies how Git would fall back in this situation.

Signed-off-by: Tadeusz Andrzej Kadłubowski <yess@hell.org.pl>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Documentation/git-filter-branch.txt