Add project.yml.
diff --git a/project.yml b/project.yml
new file mode 100644
index 0000000..42f23aa
--- /dev/null
+++ b/project.yml
@@ -0,0 +1,31 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+project.name: "mcuboot"
+
+project.repositories:
+ - apache-mynewt-core
+
+# Use github's distribution mechanism for core ASF libraries.
+# This provides mirroring automatically for us.
+repository.apache-mynewt-core:
+ type: github
+ vers: 0-latest
+ user: apache
+ repo: incubator-mynewt-core