The phrasing in this paragraph may give an impression that you can only
use it once. Rephrase it a bit.
Helped-by: Philip Oakley <philipoakley@iee.org> Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>