From cfa7bdc82a2138b99fe3703765b52ad62f6149f0 Mon Sep 17 00:00:00 2001
From: Tim Pope <code@tpope.net>
Date: Mon, 6 Jan 2020 13:33:49 -0500
Subject: [PATCH] Handle packed refs in :Gbrowse

Closes https://github.com/tpope/vim-fugitive/issues/1428
---
 autoload/fugitive.vim | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/autoload/fugitive.vim b/autoload/fugitive.vim
index 2f102b5..61990b6 100644
--- a/autoload/fugitive.vim
+++ b/autoload/fugitive.vim
@@ -5710,7 +5710,12 @@ function! fugitive#BrowseCommand(line1, count, range, bang, mods, arg, args) abo
       endif
       let i = 0
       while commit =~# '^ref: ' && i < 10
-        let commit = readfile(cdir . '/' . commit[5:-1], '', 1)[0]
+        let ref_file = cdir . '/' . commit[5:-1]
+        if getfsize(ref_file) > 0
+          let commit = readfile(ref_file, '', 1)[0]
+        else
+          let commit = fugitive#RevParse(ref_file, dir)
+        endif
         let i -= 1
       endwhile
     endif