fix: go back to generating the repo if its unavailable #1848

Job	Run time
mix deps.get	16s
MIX_ENV=test mix.compile	37s
mix hex.audit	25s
mix credo --strict	33s
mix doctor --full --raise	37s
mix git_ops.check_message	31s
mix dialyzer	44s
mix format --check-formatted	30s
mix ash_postgres.generate_migrations --check	42s
mix sobelow --config	33s
mix spark.cheat_sheets --check	35s
mix test	3m 4s
mix deps.unlock --check-unused	42s
mix spark.formatter --check	31s
MIX_ENV=dev mix.compile	33s
mix docs	44s
Deploy docs to GitHub pages.	7s
	11m 44s

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