Certificate problem with installation

[gnevan]

Could neither install throuh pip nor download the package due to an SSL certificate error.

C:\Python38>python -m pip install pyserial
Collecting pyserial
Obtaining dependency information for pyserial from https://files.pythonhosted.org/packages/07/bc/587a445451b253b285629263eb51c2d8e9bcea4fc97826266d186f96f558/pyserial-3.5-py2.py3-none-any.whl.metadata
WARNING: Certificate did not match expected hostname: files.pythonhosted.org. Certificate: {'subject': ((('commonName', 'm.sni-311-default.ssl.fastly.net'),),), 'issuer': ((('countryName', 'US'),), (('organizati
onName', 'Certainly'),), (('commonName', 'Certainly Intermediate R1'),)), 'version': 3, 'serialNumber': '76C5193E8CD21E0903389FD0A0EB9342160F', 'notBefore': 'Mar 13 18:54:12 2024 GMT', 'notAfter': 'Apr 12 18:54:11
2024 GMT', 'subjectAltName': (('DNS', 'm.sni-311-default.ssl.fastly.net'),), 'OCSP': ('http://ocsp.int-r1.certainly.com',), 'caIssuers': ('http://int-r1.certainly.com',)}
WARNING: Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError(CertificateError("hostname 'files.pythonhosted.org' doesn't match 'm.sni-311-default.s
sl.fastly.net'"))': /packages/07/bc/587a445451b253b285629263eb51c2d8e9bcea4fc97826266d186f96f558/pyserial-3.5-py2.py3-none-any.whl.metadata
ERROR: Could not install packages due to an OSError: HTTPSConnectionPool(host='files.pythonhosted.org', port=443): Max retries exceeded with url: /packages/07/bc/587a445451b253b285629263eb51c2d8e9bcea4fc97826266d1
86f96f558/pyserial-3.5-py2.py3-none-any.whl.metadata (Caused by SSLError(CertificateError("hostname 'files.pythonhosted.org' doesn't match 'm.sni-311-default.ssl.fastly.net'")))

https://files.pythonhosted.org/packages/07/bc/587a445451b253b285629263eb51c2d8e9bcea4fc97826266d186f96f558/pyserial-3.5-py2.py3-none-any.whl

Requested host does not match any Subject Alternative Names (SANs) on TLS certificate [edac4988e0238a9d765d2f1101d9687bb56d1ff160dbd79b4f449a1edd65d62e] in use with this connection.

Visit https://docs.fastly.com/en/guides/common-400-errors#error-421-misdirected-request for more information.

Is it possible to correct this?