diff --git a/test/openstack/install_devstack.sh b/test/openstack/install_devstack.sh
index cb9c9acf8..ed3c3d47c 100755
--- a/test/openstack/install_devstack.sh
+++ b/test/openstack/install_devstack.sh
@@ -38,9 +38,9 @@ cd /opt/stack
 rm -rf cinder devstack glance keystone heat horizon neutron nova placement requirements tacker tacker-horizon tempest
 
 if [[ $branch == "master" ]]; then
-	su -c "git clone https://opendev.org/openstack-dev/devstack" -s /bin/bash stack
+	su -c "git clone --depth 1 https://opendev.org/openstack-dev/devstack" -s /bin/bash stack
 else
-	su -c "git clone https://opendev.org/openstack-dev/devstack -b stable/$branch" -s /bin/bash stack
+	su -c "git clone --depth 1 https://opendev.org/openstack-dev/devstack -b stable/$branch" -s /bin/bash stack
 fi
 cp $rootdir/scripts/vagrant/local.conf /opt/stack/devstack/local.conf