Fix more stuff with openvpn config
diff --git a/containers/xos/Dockerfile.devel b/containers/xos/Dockerfile.devel
index feae96a..3ecb278 100644
--- a/containers/xos/Dockerfile.devel
+++ b/containers/xos/Dockerfile.devel
@@ -96,8 +96,7 @@
 
 # for OpenVPN
 RUN mkdir -p /opt/openvpn
-RUN git clone https://github.com/OpenVPN/easy-rsa.git /opt/openvpn
-RUN git -C /opt/openvpn pull origin master
+RUN cp -r /usr/share/easy-rsa/* /opt/openvpn/
 RUN cp /opt/xos/services/vpn/vars /opt/openvpn/vars
 RUN . /opt/openvpn/vars
 RUN /opt/openvpn/clean-all