Error
{#
I'd like to use ``build.error|urlize`` here, so we can have nice links.
However, this is not possible because we are using `data-bind="text: error"`
which means that Knockout.js will use the `.error` attribute to fill
the content of this tag dynamically.
#}
Command git submodule update --init --force --recursive air-water-vv stack failed:
Submodule 'air-water-vv' (https://github.com/tridelat/air-water-vv.git) registered for path 'air-water-vv'
Submodule 'stack' (https://github.com/tridelat/stack) registered for path 'stack'
Cloning into '/home/docs/checkouts/readthedocs.org/user_builds/proteus-tridelat/checkouts/stable/air-water-vv'...
fatal: could not read Username for 'https://github.com': terminal prompts disabled
fatal: clone of 'https://github.com/tridelat/air-water-vv.git' into submodule path '/home/docs/checkouts/readthedocs.org/user_builds/proteus-tridelat/checkouts/stable/air-water-vv' failed
Failed to clone 'air-water-vv'. Retry scheduled
Cloning into '/home/docs/checkouts/readthedocs.org/user_builds/proteus-tridelat/checkouts/stable/stack'...
Cloning into '/home/docs/checkouts/readthedocs.org/user_builds/proteus-tridelat/checkouts/stable/air-water-vv'...
fatal: could not read Username for 'https://github.com': terminal prompts disabled
fatal: clone of 'https://github.com/tridelat/air-water-vv.git' into submodule path '/home/docs/checkouts/readthedocs.org/user_builds/proteus-tridelat/checkouts/stable/air-water-vv' failed
Failed to clone 'air-water-vv' a second time, aborting