Load in-repo configuration

Change-Id: I225934407ce31f92a9b6df4bc282fbd5ec2968b3
diff --git a/tests/fixtures/config/in-repo/main.yaml b/tests/fixtures/config/in-repo/main.yaml
new file mode 100644
index 0000000..df7dadd
--- /dev/null
+++ b/tests/fixtures/config/in-repo/main.yaml
@@ -0,0 +1,8 @@
+tenants:
+  - name: tenant-one
+    include:
+      - common.yaml
+    source:
+      gerrit:
+        repos:
+          - org/project