CI failure: Windows git-annex installation

[effigies]

I was hoping it was a blip, but it's been several days, and Windows tests can't run because the Chocolatey git.install fails.

It is unclear how though...

2023-08-04T14:13:51.3646008Z git.install v2.41.0 [Approved]
2023-08-04T14:13:51.3665478Z git.install package files install completed. Performing other installation steps.
2023-08-04T14:13:51.9426532Z Using Git LFS
2023-08-04T14:13:51.9990464Z Installing 64-bit git.install...
2023-08-04T14:13:56.6558853Z ERROR: Running ["C:\ProgramData\chocolatey\lib\git.install\tools\Git-2.41.0-64-bit.exe" /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /NOCANCEL /SP- /LOG /COMPONENTS="icons,assoc,assoc_sh,ext,ext\shellhere,ext\guihere,gitlfs,icons\quicklaunch" ] was not successful. Exit code was '1'. See log for possible error messages.
2023-08-04T14:13:57.6705055Z The install of git.install was NOT successful.
2023-08-04T14:13:57.6723176Z Error while running 'C:\ProgramData\chocolatey\lib\git.install\tools\chocolateyInstall.ps1'.
2023-08-04T14:13:57.6723964Z  See log for details.
2023-08-04T14:14:02.8368268Z 
2023-08-04T14:14:02.8369066Z Progress: Downloading git 2.41.0... 62%
2023-08-04T14:14:02.8369814Z Progress: Downloading git 2.41.0... 100%
2023-08-04T14:14:02.8756892Z 
2023-08-04T14:14:02.8757760Z git v2.41.0 [Approved]
2023-08-04T14:14:02.8758443Z git package files install completed. Performing other installation steps.
[...]
2023-08-04T14:14:10.0999359Z Installing git-annex...
2023-08-04T14:14:12.6875272Z git-annex has been installed.
2023-08-04T14:14:12.9837360Z  The install of git-annex was successful.
2023-08-04T14:14:12.9841149Z   Software installed as 'exe', install location is likely default.
2023-08-04T14:14:13.0165086Z 
2023-08-04T14:14:13.0165489Z Chocolatey installed 3/4 packages. 1 packages failed.
2023-08-04T14:14:13.0166054Z  See the log for details (C:\ProgramData\chocolatey\logs\chocolatey.log).
2023-08-04T14:14:13.0171169Z 
2023-08-04T14:14:13.0176320Z Failures
2023-08-04T14:14:13.0185124Z  - git.install (exited 1) - Error while running 'C:\ProgramData\chocolatey\lib\git.install\tools\chocolateyInstall.ps1'.