Initialize 1.30 prowjobs

[rcrozean]

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Description of changes:

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[eks-distro-bot]

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[eks-distro-bot]

@rcrozean: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
prowjobs-lint-presubmit	3bef912	link	true	/test prowjobs-lint-presubmit

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[rcrozean]

Use forked branch instead of branch on aws. See #596