Aconteceu esse erro comigo
THESE PACKAGES DO NOT MATCH THE HASHES FROM THE REQUIREMENTS FILE. If you have updated the package versions, please update the hashes. Otherwise, examine the package contents carefully; someone may have tampered with them.
virtualenv from https://files.pythonhosted.org/packages/9b/67/f28095ba538be54fc48ec7774d5778a7246972cf8c701430ec0c96bf0860/virtualenv-20.0.20-py2.py3-none-any.whl#sha256=b4c14d4d73a0c23db267095383c4276ef60e161f94fde0427f2f21a0132dde74:
Expected sha256 b4c14d4d73a0c23db267095383c4276ef60e161f94fde0427f2f21a0132dde74
Got 74cae847a341bc3eeeada720af3d74ccf886d456fd9e1f91a808ecca00fe64cf
e deixo o comando que encontrei (https://stackoverflow.com/questions/40183108/python-packages-hash-not-matching-whilst-installing-using-pip) caso alguém passe por uma situação parecida.
sudo -H pip3 install --no-cache-dir virtualenv nose coverage nosexcover pylint