diff --git a/submodule.go b/submodule.go
index 406ed08..41734ac 100644
--- a/submodule.go
+++ b/submodule.go
@@ -369,7 +369,6 @@ func populateSubmoduleUpdateOptions(ptr *C.git_submodule_update_options, opts *S
 
 	populateCheckoutOpts(&ptr.checkout_opts, opts.CheckoutOpts)
 	populateFetchOptions(&ptr.fetch_opts, opts.FetchOptions)
-	ptr.clone_checkout_strategy = C.uint(opts.CloneCheckoutStrategy)
 
 	return nil
 }
diff --git a/vendor/libgit2 b/vendor/libgit2
index df4dfaa..15e1193 160000
--- a/vendor/libgit2
+++ b/vendor/libgit2
@@ -1 +1 @@
-Subproject commit df4dfaadcf709646ebab2e57e3589952cf1ac809
+Subproject commit 15e119375018fba121cf58e02a9f17fe22df0df8