README.md: Add instructions for testing local changes.
BUG=None
TEST=None
Change-Id: I17341e36056b568247c49ce2947edeb8419b2833
diff --git a/README.md b/README.md
index ddd1ccb..793e520 100644
--- a/README.md
+++ b/README.md
@@ -14,3 +14,13 @@
https://android.googlesource.com/platform/bbuildbot_config \
bbuildbot
```
+
+To perform a test build with local changes:
+
+```sh
+bin/cbuildbot --nobootstrap --noreexec \
+ --buildroot ~/tmp/test_buildroot \
+ --buildbot --debug --config_repo \
+ https://android.googlesource.com/platform/bbuildbot_config \
+ bbuildbot
+```