Fix affected test cases

tests/project/project.py

diff --git a/tests/project/project.py b/tests/project/project.py
index f4c5b3e..c8f7909 100644
--- a/tests/project/project.py
+++ b/tests/project/project.py
@@ -29,7 +29,7 @@
         project = Project(directory, 'x86_64')
         project._resolve(None)
 
-    assert (exc.value.reason == LoadErrorReason.INVALID_DATA)
+    assert (exc.value.reason == LoadErrorReason.INVALID_YAML)
 
 
 @pytest.mark.datafiles(os.path.join(DATA_DIR))

tests/sources/git.py

diff --git a/tests/sources/git.py b/tests/sources/git.py
index 43a64a0..a3649a8 100644
--- a/tests/sources/git.py
+++ b/tests/sources/git.py
@@ -80,9 +80,9 @@
         if url:
             template += "  ref: {ref}\n"
 
-        template += "submodules:\n" + \
-                    "  subrepo:\n" + \
-                    "    url: {subrepo}\n"
+        template += "  submodules:\n" + \
+                    "    subrepo:\n" + \
+                    "      url: {subrepo}\n"
 
         final = template.format(url=url, ref=ref, track=track, subrepo=self.subrepo_url)