git-svn: pass an unambiguous ref to rev-list when grafting-branches

Some users apparently create local heads with the same basename
as the remote branch they're tracking.

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

diff --git a/git-svn.perl b/git-svn.perl
index a092be836e506bb6fff62a929f9bc34280ca6a05..56f17002d1647d5a0e0c59a78a60bd96496dcf1b 100755 (executable)
--- a/git-svn.perl
+++ b/git-svn.perl
@@ -1086,7 +1086,7 @@ sub graft_merge_msg {
        my ($grafts, $l_map, $u, $p, @re) = @_;
 
        my $x = $l_map->{$u}->{$p};
-       my $rl = rev_list_raw($x);
+       my $rl = rev_list_raw("refs/remotes/$x");
        while (my $c = next_rev_list_entry($rl)) {
                foreach my $re (@re) {
                        my (@br) = ($c->{m} =~ /$re/g);