tree da04087703976729577a3af445bcd7551afe8144
parent 27978e86d9c70576e3f3cd1ce88c112be28597e4
author Heschi Kreinick <heschi@google.com> 1654720311 +0000
committer Gopher Robot <gobot@golang.org> 1654730619 +0000

internal/task: make Tag idempotent

Proceed if we're trying to write a tag that already exists and matches
the desired commit. That way, if we fail just after writing a tag, or
need to entirely restart a workflow for whatever reason, we can keep
going.

For golang/go#51797.

Change-Id: Ib2fdb13eea6f8cd6d3dd83cdc6cf7d97f12ca6f5
Reviewed-on: https://go-review.googlesource.com/c/build/+/411195
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Run-TryBot: Heschi Kreinick <heschi@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
Auto-Submit: Heschi Kreinick <heschi@google.com>