Errors accessing public GitHub git repositories

GitHub acknowledged and explained the errors encountered during the incident; all details are available.

Incident resolved. GitHub limited unauthenticated requests; we updated our system to avoid impact. Some stacks may still need workaround.

Workaround deployed for GitHub access errors; monitoring situation.

Update: issue related to GitHub upgrade impacting some git versions; workaround being implemented.

Incident ongoing: high rate of errors when accessing public GitHub git repositories.

Incident reopened due to new cases of errors accessing public GitHub git repositories.

All deployments are now working as expected.

Most deployments are now working as expected; we are observing the situation.

Incident ongoing: deployments still failing when cloning public GitHub repositories; retry workaround advised.

We still identify a large number of 401 responses from GitHub over public repositories; retry deployments.

Identified that the situation is improving; retries of deployments should eventually work.

Investigating a global GitHub issue causing failures fetching code from public repositories, affecting deployments using custom or multi buildpacks.

The issue with db-tunnel and git push deployments has been resolved and fixed by operators.

A component responsible for git push deployments and db-tunnel is misbehaving; operators are investigating.