CI: can't clone ch_util anymore

[nritsche]

 Collecting caput@ git+https://github.com/radiocosmology/caput
  Cloning https://github.com/radiocosmology/caput to /tmp/pip-install-oznw98j9/caput_0003926e51ad4a5f8b4f80846e772678
  Installing build dependencies: started
  Installing build dependencies: finished with status 'done'
  Getting requirements to build wheel: started
  Getting requirements to build wheel: finished with status 'done'
    Preparing wheel metadata: started
    Preparing wheel metadata: finished with status 'done'
Collecting ch_util@ git+ssh://git@github.com/chime-experiment/ch_util.git
  Cloning ssh://****@github.com/chime-experiment/ch_util.git to /tmp/pip-install-oznw98j9/ch-util_9ac1e1e7c0114ef1908cbc0edd1854fd
ERROR: Command errored out with exit status 128: git clone -q 'ssh://****@github.com/chime-experiment/ch_util.git' /tmp/pip-install-oznw98j9/ch-util_9ac1e1e7c0114ef1908cbc0edd1854fd Check the logs for full command output.
WARNING: You are using pip version 20.3.1; however, version 20.3.3 is available.
You should consider upgrading via the '/opt/hostedtoolcache/Python/3.8.6/x64/bin/python -m pip install --upgrade pip' command.
Error: Process completed with exit code 1.

[anjakefala]

Is this related to the pip 20.3 mess?

[ljgray]

This doesn't seem to be an issue anymore