Need help getting/building a specific dev build

[Helios]

Code:

git clone https://github.com/dolphin-emu/dolphin.git dolphin-emu

cd dolphin-emu

git checkout be9416c462b1b5f0074d8a3a2b35171f2a154693

Then follow the instructions for your distro here

https://wiki.dolphin-emu.org/index.php?title=Building_Dolphin_on_Linux