From e0b7d85e30f9712686642f866a4d65aa45e3d278 Mon Sep 17 00:00:00 2001
From: "W. Trevor King" <wking@drexel.edu>
Date: Wed, 30 Nov 2011 16:08:33 -0500
Subject: [PATCH] Use subshell and 'cd' instead of --git-dir and --work-tree
 for 'git pull'.

I was getting:
  git-pull cannot be used without a working tree
Possibly a bug in git, but using a subshell is simple enough.
---
 dotfiles.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dotfiles.sh b/dotfiles.sh
index f400bc7..d1305dd 100755
--- a/dotfiles.sh
+++ b/dotfiles.sh
@@ -315,7 +315,7 @@ function fetch()
 	get_repo_source "${REPO}" || return 1
 	TRANSFER=$(nonempty_option 'fetch' 'TRANSFER' "${REPO_SOURCE_DATA['transfer']}") || return 1
 	if [ "${TRANSFER}" = 'git' ]; then
-		"${GIT}" --git-dir "${REPO}/.git" --work-tree "${REPO}" pull || return 1
+		(cd "${REPO}" && "${GIT}" pull) || return 1
 	elif [ "${TRANSFER}" = 'wget' ]; then
 		wget_fetch "${REPO}" || return 1
 	else
-- 
2.26.2