git-svn: add -l/--local command to "git svn rebase"

This avoids fetching new revisions remotely, and is usefuly
versus plain "git rebase" because the user does not have to
specify which remote head to rebase against.

Signed-off-by: Eric Wong <normalperson@yhbt.net>
Signed-off-by: Junio C Hamano <junkio@cox.net>

2 files changed, 13 insertions, 2 deletions

diff --git a/Documentation/git-svn.txt b/Documentation/git-svn.txt
index 9b5a3d6196..a0d34e0058 100644
--- a/Documentation/git-svn.txt
+++ b/Documentation/git-svn.txt
@@ -104,6 +104,14 @@ accepts.  However '--fetch-all' only fetches from the current
 
 Like 'git-rebase'; this requires that the working tree be clean
 and have no uncommitted changes.
++
+--
+-l;;
+--local;;
+	Do not fetch remotely; only run 'git-rebase' against the
+	last fetched commit from the upstream SVN.
+--
++
 
 'dcommit'::
 	Commit each diff from a specified head directly to the SVN
diff --git a/git-svn.perl b/git-svn.perl
index 326e89fe03..e8457893db 100755
--- a/git-svn.perl
+++ b/git-svn.perl
@@ -56,7 +56,7 @@ my ($_stdin, $_help, $_edit,
 	$_message, $_file,
 	$_template, $_shared,
 	$_version, $_fetch_all,
-	$_merge, $_strategy, $_dry_run,
+	$_merge, $_strategy, $_dry_run, $_local,
 	$_prefix, $_no_checkout, $_verbose);
 $Git::SVN::_follow_parent = 1;
 my %remote_opts = ( 'username=s' => \$Git::SVN::Prompt::_username,
@@ -145,6 +145,7 @@ my %cmd = (
 			{ 'merge|m|M' => \$_merge,
 			  'verbose|v' => \$_verbose,
 			  'strategy|s=s' => \$_strategy,
+			  'local|l' => \$_local,
 			  'fetch-all|all' => \$_fetch_all,
 			  %fc_opts } ],
 	'commit-diff' => [ \&cmd_commit_diff,
@@ -439,7 +440,9 @@ sub cmd_rebase {
 		command_noisy('status');
 		exit 1;
 	}
-	$_fetch_all ? $gs->fetch_all : $gs->fetch;
+	unless ($_local) {
+		$_fetch_all ? $gs->fetch_all : $gs->fetch;
+	}
 	command_noisy(rebase_cmd(), $gs->refname);
 }