Using Update-existing leads to the client forgetting about the "locally
modified" status of the file which can lead to loss of local changes on
later updates.
Signed-off-by: Frank Lichtenheld <frank@lichtenheld.de> Acked-by: Martin Langhoff <martin.langhoff@gmail.com> Signed-off-by: Junio C Hamano <junkio@cox.net>