learning svn cp for create branch

# svn cp -m "create trunk/armbian-custom-dcu base on /trunk/armbian-custom-dc" http://192.168.1.203/svn/software/iotx-am335x/TI-PROCESSOR-SDK-LINUX-AM335X-EVM-05.00.00.15/trunk/armbian-custom-dc http://192.168.1.203/svn/software/iotx-am335x/TI-PROCESSOR-SDK-LINUX-AM335X-EVM-05.00.00.15/trunk/armbian-custom-dcu
Committing transaction...
Committed revision 986.