Clone the OAI-5G repository twice, and name each gNB and UE respectively.
git clone https://gitlab.eurecom.fr/oai/openairinterface5g
mv openairinterface5g/ gNB/
ormv openairinterface5g/ UE/
cd gNB/
orcd UE/
git checkout 915f11323ccd0f23a33865ae3f2d29192f7b137d
source oaienv