Or simply using the following git command
git clone git@github.com:pren/poltype.git --branch poltype2
Make sure you are on a node with an updated OS (as much as possible)
and later
Environment var for running POLTYPE:
...
Now clone the poltype2 branch
git clone -b poltype2 git@github.com:pren/poltype.git poltype-poltype2
In README_INSTALL.MD, the user is instructed twice to download poltype2.
and later