From f4758c91736b367e4588965f70df8ff067662195 Mon Sep 17 00:00:00 2001
From: Yumeng Bao <yumeng_bao@yahoo.com>
Date: Fri, 5 Jul 2019 02:01:40 -0700
Subject: [PATCH] enable branch selection in devstack installation

With this patch, user can specify the installation version..

Change-Id: Icde4143d84f50b5b4199403070bf5dab12751682
---
 devstack/lib/cyborg | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/devstack/lib/cyborg b/devstack/lib/cyborg
index 0681eeda..fc599592 100644
--- a/devstack/lib/cyborg
+++ b/devstack/lib/cyborg
@@ -27,8 +27,11 @@ declare -r -g _CYBORG_DEVSTACK_LIB=1
 # Defaults
 # --------
 
-# Set up default directories
+# Set up default repos
+CYBORG_REPO=${CYBORG_REPO:-${GIT_BASE}/openstack/cyborg.git}
+CYBORG_BRANCH=${CYBORG_BRANCH:-master}
 
+# Set up default directories
 CYBORG_DIR=$DEST/cyborg
 CYBORG_DEVSTACK_DIR=$CYBORG_DIR/devstack
 CYBORG_DEVSTACK_FILES_DIR=$CYBORG_DEVSTACK_DIR/files
@@ -78,6 +81,9 @@ function install_cyborg_in_controller {
 function install_cyborg {
     # make sure all needed services are enabled
     install_cyborg_in_controller
+
+    git_clone $CYBORG_REPO $CYBORG_DIR $CYBORG_BRANCH
+
     setup_develop $CYBORG_DIR
 }