set environment variable for mirror jobs

scripts/aosp.sh

@@ -0,0 +1,21 @@
+#!/bin/bash
+
+REPO=${REPO:-"/usr/local/bin/repo"}
+
+function repo_init() {
+	mkdir -p $TUNASYNC_WORKING_DIR
+	cd $TUNASYNC_WORKING_DIR
+	$REPO init -u https://android.googlesource.com/mirror/manifest --mirror
+}
+
+function repo_sync() {
+	cd $TUNASYNC_WORKING_DIR
+	$REPO sync -f
+}
+
+if [ ! -d "$TUNASYNC_WORKING_DIR/git-repo.git" ]; then
+	echo "Initializing AOSP mirror"
+	repo_init
+fi
+
+repo_sync