The dlib model is downloaded even when building docs

I am trying to build the docs of this package here: https://gitlab.idiap.ch/bob/docs/-/jobs/124038 but it downloads the model even when building docs:

bob.ip.dlib@2018-02-21 13:44:28,218 -- INFO: Downloading the shape_predictor_68_face_landmarks.dat Face model from  database from http://dlib.net/files/shape_predictor_68_face_landmarks.dat.bz2 ...
bob.ip.dlib@2018-02-21 13:44:28,218 -- INFO: Downloading the shape_predictor_68_face_landmarks.dat Face model from  database from http://dlib.net/files/shape_predictor_68_face_landmarks.dat.bz2 ...
Downloading the shape_predictor_68_face_landmarks.dat Face model from  database from http://dlib.net/files/shape_predictor_68_face_landmarks.dat.bz2 ...
bob.ip.dlib@2018-02-21 13:46:56,224 -- INFO: Unziping in /local/builds/bob/docs/miniconda/conda-bld/docs_1519220075847/_test_env_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_pla/lib/python3.6/site-packages/bob/ip/dlib/data
bob.ip.dlib@2018-02-21 13:46:56,224 -- INFO: Unziping in /local/builds/bob/docs/miniconda/conda-bld/docs_1519220075847/_test_env_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_pla/lib/python3.6/site-packages/bob/ip/dlib/data
Unziping in /local/builds/bob/docs/miniconda/conda-bld/docs_1519220075847/_test_env_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_pla/lib/python3.6/site-packages/bob/ip/dlib/data