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-rw-r--r--submodule.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/submodule.c b/submodule.c
index 1b5cdfb7e7..e8258f061a 100644
--- a/submodule.c
+++ b/submodule.c
@@ -1160,4 +1160,5 @@ void prepare_submodule_repo_env(struct argv_array *out)
if (strcmp(*var, CONFIG_DATA_ENVIRONMENT))
argv_array_push(out, *var);
}
+ argv_array_push(out, "GIT_DIR=.git");
}