git-rebase - Rebase local commits to new upstream head.
git-rebase <upstream> [<head>]
Rebases local commits to the new head of the upstream tree.
Upstream branch to compare against.
Working branch; defaults to HEAD.
Written by Junio C Hamano <junkio@cox.net>
Documentation by Junio C Hamano and the git-list <git@vger.kernel.org>.
Part of the git(7) suite