Command git submodule update --init --force --recursive syringe antidote-web antidote-ops nrelabs-curriculum failed: Submodule 'antidote-ops' (https://github.com/nre-learning/antidote-ops) registered for path 'antidote-ops' Submodule 'antidote-web' (https://github.com/nre-learning/antidote-web) registered for path 'antidote-web' Submodule 'nrelabs-curriculum' (https://github.com/nre-learning/nrelabs-curriculum) registered for path 'nrelabs-curriculum' Submodule 'syringe' (https://github.com/nre-learning/syringe) registered for path 'syringe' Cloning into '/home/docs/checkouts/readthedocs.org/user_builds/antidoteproject/checkouts/stable/antidote-ops'... fatal: could not read Username for 'https://github.com': terminal prompts disabled fatal: clone of 'https://github.com/nre-learning/antidote-ops' into submodule path '/home/docs/checkouts/readthedocs.org/user_builds/antidoteproject/checkouts/stable/antidote-ops' failed Failed to clone 'antidote-ops'. Retry scheduled Cloning into '/home/docs/checkouts/readthedocs.org/user_builds/antidoteproject/checkouts/stable/antidote-web'... Cloning into '/home/docs/checkouts/readthedocs.org/user_builds/antidoteproject/checkouts/stable/nrelabs-curriculum'... Cloning into '/home/docs/checkouts/readthedocs.org/user_builds/antidoteproject/checkouts/stable/syringe'... Cloning into '/home/docs/checkouts/readthedocs.org/user_builds/antidoteproject/checkouts/stable/antidote-ops'... fatal: could not read Username for 'https://github.com': terminal prompts disabled fatal: clone of 'https://github.com/nre-learning/antidote-ops' into submodule path '/home/docs/checkouts/readthedocs.org/user_builds/antidoteproject/checkouts/stable/antidote-ops' failed Failed to clone 'antidote-ops' a second time, aborting