diff --git a/.github/workflows/scripts/unix_test.sh b/.github/workflows/scripts/unix_test.sh
index 010685c2a6102..6889034613e2c 100755
--- a/.github/workflows/scripts/unix_test.sh
+++ b/.github/workflows/scripts/unix_test.sh
@@ -41,7 +41,7 @@ if [ "$TI_RUN_RELEASE_TESTS" == "1" ]; then
     python3 -m pip install PyYAML
     git clone https://github.com/taichi-dev/taichi-release-tests
     pushd taichi-release-tests
-    git checkout 20230607
+    git checkout 20230619
     mkdir -p repos/taichi/python/taichi
     EXAMPLES=$(cat <<EOF | python3 | tail -n 1
 import taichi.examples
@@ -53,6 +53,9 @@ EOF
     git clone --depth=1 https://github.com/taichi-dev/quantaichi
     git clone --depth=1 https://github.com/taichi-dev/difftaichi
     git clone --depth=1 https://github.com/taichi-dev/games201
+    git clone --depth=1 https://github.com/taichiCourse01/--Galaxy
+    git clone --depth=1 https://github.com/taichiCourse01/--Shadertoys
+    git clone --depth=1 https://github.com/taichiCourse01/taichi_ray_tracing
     popd
 
     pushd repos/difftaichi
diff --git a/.github/workflows/scripts/win_test.ps1 b/.github/workflows/scripts/win_test.ps1
index 8abb24c15a618..53a86627742ca 100644
--- a/.github/workflows/scripts/win_test.ps1
+++ b/.github/workflows/scripts/win_test.ps1
@@ -88,13 +88,16 @@ if ("$env:TI_RUN_RELEASE_TESTS" -eq "1") {
     Invoke pip install PyYAML
     Invoke git clone https://github.com/taichi-dev/taichi-release-tests
     Push-Location taichi-release-tests
-    Invoke git checkout 20230607
+    Invoke git checkout 20230619
     mkdir -p repos/taichi/python/taichi
     $EXAMPLES = & python -c 'import taichi.examples as e; print(e.__path__._path[0])' | Select-Object -Last 1
     Push-Location repos
     Invoke git clone --depth=1 https://github.com/taichi-dev/quantaichi
     Invoke git clone --depth=1 https://github.com/taichi-dev/difftaichi
     Invoke git clone --depth=1 https://github.com/taichi-dev/games201
+    Invoke git clone --depth=1 https://github.com/taichiCourse01/--Galaxy
+    Invoke git clone --depth=1 https://github.com/taichiCourse01/--Shadertoys
+    Invoke git clone --depth=1 https://github.com/taichiCourse01/taichi_ray_tracing
     Pop-Location
     Push-Location repos/difftaichi
     Invoke pip install -r requirements.txt