Update nightly branch #577

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	# under the License.

	# Update a branch for nightly test results
	name: Update nightly branch

	on:
	schedule:
	# 9 PM PST
	- cron: "0 5 * * *"
	workflow_dispatch:

	concurrency:
	group: update-nightly-branch
	cancel-in-progress: true

	jobs:
	update-nightly-branch:
	if: github.repository == 'apache/tvm'
	runs-on: ubuntu-20.04
	steps:
	- uses: actions/checkout@v2
	- name: Update nightly branch
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	run: \|
	set -eux
	git checkout -B nightly
	git log -5
	git push origin --force nightly

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