[infra] Normalize Git state for nightly Docker builds

[vikuznetsov-nvidia]

Ignore runner-specific mode normalization and give Git LFS writable temporary storage when the checkout is mounted read-only.

Summary by CodeRabbit

• Chores
  • Improved the nightly Docker build workflow for more consistent Git and Git LFS behavior.
  • Adjusted Git and Git LFS settings to use a writable temporary LFS location during automated builds, enhancing reliability.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Path: .coderabbit.yaml

Review profile: ASSERTIVE

Plan: Enterprise

Run ID: f8d099e5-dc1c-4ef0-8579-fc9cb065d77c

📥 Commits

Reviewing files that changed from the base of the PR and between c9cc26e and 7a28dac.

📒 Files selected for processing (1)

• .github/workflows/nightly.yml

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📝 Walkthrough

Walkthrough

The nightly workflow prepares Git and Git LFS before Docker builds by disabling file mode tracking, using writable temporary storage, and pulling test_data/.

Changes

Nightly build preparation

Layer / File(s)	Summary
Prepare Git checkout for Docker build .github/workflows/nightly.yml	The workflow configures Git and Git LFS, then pulls test_data/ for subsequent Docker build steps.

Estimated code review effort: 1 (Trivial) | ~3 minutes

Suggested reviewers: hrabeti-nvidia, slepichev, hguillen

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title accurately summarizes the main infra change: normalizing Git state for nightly Docker builds.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch vikuznetsov/fix-nightly-read-only-git

Warning

There were issues while running some tools. Please review the errors and either fix the tool's configuration or disable the tool if it's a critical failure.

🔧 Checkov (3.3.8)

.github/workflows/nightly.yml

Traceback (most recent call last):
File "/usr/local/bin/checkov", line 2, in
from checkov.main import Checkov
ModuleNotFoundError: No module named 'checkov'

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[coderabbitai]

Actionable comments posted: 1

🤖 Prompt for all review comments with AI agents

Verify each finding against current code. Fix only still-valid issues, skip the
rest with a brief reason, keep changes minimal, and validate.

Inline comments:
In @.github/workflows/nightly.yml:
- Around line 118-123: Move the git config commands in the “Prepare Git checkout
for Docker build” step before git lfs pull, ensuring core.fileMode and
lfs.storage are configured before any LFS checkout writes occur.

🪄 Autofix (Beta)

Fix all unresolved CodeRabbit comments on this PR:

• Push a commit to this branch (recommended)
• Create a new PR with the fixes

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ℹ️ Review info

⚙️ Run configuration

Configuration used: Path: .coderabbit.yaml

Review profile: ASSERTIVE

Plan: Enterprise

Run ID: 3fbf5b38-0223-489b-9a92-d3010fbd0a8e

📥 Commits

Reviewing files that changed from the base of the PR and between e9d9406 and c9cc26e.

📒 Files selected for processing (1)

• .github/workflows/nightly.yml

[github-actions]

Test Results

Status	Platform	Language	Total	Passed	Failed	Errors	Skipped
✅	Orin	C++	16	16	0	0	0
✅	Orin	Python	71	70	0	0	1
✅	Thor	C++	16	16	0	0	0
✅	Thor	Python	71	70	0	0	1
✅	x86_64	C++	16	16	0	0	0
✅	x86_64	Python	71	70	0	0	1

cuVSLAM Evaluation KPIs

Config	Dataset	ATE,%	ARE,º/m	Kabsch,	Losts,	diff ATE,%	diff ARE,º/m	diff Kabsch,	diff Losts,	FPS,Hz
x86_64-cuda12.6.3-ubuntu24.04	KITTI-STEREO_ODOM	0.8439	0.0024	2.89	0	NA	NA	NA	NA	300.9
x86_64-cuda12.6.3-ubuntu24.04	KITTI-STEREO_SLAM	0.7622	0.002	1.9426	0	NA	NA	NA	NA	185.8

Artifacts

• eval-html-report
• eval-kpis-pr
• test-results-x86_64
• docs-html
• test-results-orin
• test-results-thor