Honestly I have not tried the sources from here yet.
https://wiki.codeaurora.org/xwiki/bin/QAEP/release
Would you like to try building the sources at Qualcomm Developer Network?
https://developer.qualcomm.com/hardware/dragonboard-410c/tools
I uploaded the script to build the sources.
http://www.96boards.org/forums/topic/sync-sourcecode-fail-when-using-db410c_build-sh/