Can't install cuda-nvcc with CONDA_OVERRIDE_CUDA=11.4

Troubleshooting docs

[X] My problem is not solved in the Troubleshooting docs

Anaconda default channels

[X] I do NOT use the Anaconda default channels (pkgs/* etc.)

How did you install Mamba?

Mambaforge or latest Miniforge

Search tried in issue tracker

No host part in URL

Latest version of Mamba

[X] My problem is not solved with the latest version

Tried in Conda?

I do not have this problem with Conda, just with Mamba

Describe your issue

This command results in an exception from micromamba

$ export CONDA_OVERRIDE_CUDA=11.4
$ micromamba install cuda-nvcc -c conda-forge
...
> critical libmamba Failed to parse URL "@": No host part in the URL

This is in a linux/amd64 docker container, with micromamba 1.5.7

mamba info / micromamba info

libmamba version : 1.5.7
     micromamba version : 1.5.7
           curl version : libcurl/8.5.0 OpenSSL/3.2.1 zlib/1.2.13 zstd/1.5.5 libssh2/1.11.0 nghttp2/1.58.0
     libarchive version : libarchive 3.7.2 zlib/1.2.13 bz2lib/1.0.8 libzstd/1.5.5
       envs directories : /root/micromamba/envs
          package cache : /root/micromamba/pkgs
                          /root/.mamba/pkgs
            environment : /root/.conda/envs/cool (active)
           env location : /root/.conda/envs/cool
      user config files : /root/.mambarc
 populated config files :
       virtual packages : __unix=0=0
                          __linux=6.4.16=0
                          __glibc=2.35=0
                          __archspec=1=x86_64-v2
                          __cuda=11.4=0
               channels :
       base environment : /root/micromamba
               platform : linux-64

Logs

conda-forge/linux-64                                        Using cache
conda-forge/noarch                                          Using cache

Transaction

  Prefix: /root/.conda/envs/cool

  Updating specs:

   - cuda-nvcc

critical libmamba Failed to parse URL "@": No host part in the URL

environment.yml

No response

~/.condarc