[PATCH 2/5] submodule_move_head: prepare env for child correctly

[Stefan Beller]

We forgot to prepare the submodule env, which is only a problem for
nested submodules. See 2e5d6503bd (ls-files: fix recurse-submodules
with nested submodules, 2017-04-13) for further explanation.

Signed-off-by: Stefan Beller <sbel...@google.com>
---
 submodule.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/submodule.c b/submodule.c
index cd098cf12b..c7a7a33916 100644
--- a/submodule.c
+++ b/submodule.c
@@ -1476,6 +1476,7 @@ int submodule_move_head(const char *path,
                        cp.no_stdin = 1;
                        cp.dir = path;
 
+                       prepare_submodule_repo_env(&cp.env_array);
                        argv_array_pushl(&cp.args, "update-ref", "HEAD", new, 
NULL);
 
                        if (run_command(&cp)) {
-- 
2.13.0.rc1.1.gbc33f0f778