Command git submodule update --init --force --recursive uap_test failed: Submodule 'uap_test' (https://github.com/fraunhofer-izi/uap_test.git) registered for path 'uap_test' Cloning into '/home/docs/checkouts/readthedocs.org/user_builds/uap-fraunhofer-izi/checkouts/stable/uap_test'... fatal: could not read Username for 'https://github.com': terminal prompts disabled fatal: clone of 'https://github.com/fraunhofer-izi/uap_test.git' into submodule path '/home/docs/checkouts/readthedocs.org/user_builds/uap-fraunhofer-izi/checkouts/stable/uap_test' failed Failed to clone 'uap_test'. Retry scheduled Cloning into '/home/docs/checkouts/readthedocs.org/user_builds/uap-fraunhofer-izi/checkouts/stable/uap_test'... fatal: could not read Username for 'https://github.com': terminal prompts disabled fatal: clone of 'https://github.com/fraunhofer-izi/uap_test.git' into submodule path '/home/docs/checkouts/readthedocs.org/user_builds/uap-fraunhofer-izi/checkouts/stable/uap_test' failed Failed to clone 'uap_test' a second time, aborting