tests: sync must also be recursive

In case a submodule URL to a nested submodule changed

Signed-off-by: Loic Dachary <ldachary@redhat.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/test/docker-test-helper.sh b/src/test/docker-test-helper.sh
index 2726b8796d7..e7336c08358 100755
--- a/src/test/docker-test-helper.sh
+++ b/src/test/docker-test-helper.sh
@@ -95,7 +95,7 @@ function setup_downstream() {
         fi
         cd $downstream
         git reset --hard $ref || return 1
-        git submodule sync || return 1
+        git submodule sync --recursive || return 1
         git submodule update --init --recursive || return 1
     )
 }