From 240df4ed0ac6694bd49a5d38d7a2ed75b9acacea Mon Sep 17 00:00:00 2001
From: Jie <jie.gillet@gmail.com>
Date: Fri, 29 Oct 2021 00:31:23 +0900
Subject: [PATCH] Ensure unit tests on CI always run with the latest commit
 from main of the exercism/elixir git submodule (#211)

---
 .github/workflows/elixir_test.yml | 14 ++++++++++++--
 .gitmodules                       |  5 +++--
 2 files changed, 15 insertions(+), 4 deletions(-)

diff --git a/.github/workflows/elixir_test.yml b/.github/workflows/elixir_test.yml
index 62b2855a..2dad69dc 100644
--- a/.github/workflows/elixir_test.yml
+++ b/.github/workflows/elixir_test.yml
@@ -10,9 +10,19 @@ jobs:
       image: hexpm/elixir:1.12.1-erlang-24.0.1-ubuntu-focal-20210325
 
     steps:
-      - uses: actions/checkout@v1
+      - name: Install git
+        run: |
+          apt-get update
+          apt-get install -y git
+
+      - name: Checkout repository and submodules
+        uses: actions/checkout@v2
         with:
-          submodules: true
+          submodules: recursive
+
+      - name: Update submodules
+        run: |
+          git submodule update --recursive --remote
 
       - name: Install Dependencies
         run: |
diff --git a/.gitmodules b/.gitmodules
index 2212afac..d29f4487 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,4 @@
 [submodule "elixir"]
-	path = elixir
-	url = https://github.com/exercism/elixir.git
+    path = elixir
+    branch = main
+    url = https://github.com/exercism/elixir.git