faiss fails to build.

[sdake]

To reproduce:

git clone https://github.com/artificialwisdomai/origin
cd platform/packages/build
docker build .

error:

0.830 CMake Error: The source directory "/build/faiss-1.7.3" does not exist.
0.830 Specify --help for usage, or press the help button on the CMake GUI.

[rstarmer]

Are you using the chnages in PR #73?:

git clone https://github.com/artificialwisdomai/origin pr73
cd pr73/platform/packages/build
git fetch origin pull/73/head:pr73
git checkout pr73
docker build . -t faiss

[sdake]

I am using main which includes 8dfaa0f.