Vendor risk management in a Git-driven workflow means knowing exactly what code you pull in, where it comes from, and how to isolate it. Git makes this possible, but only if you apply the right branch structure, tagging, and review process. Without it, external libraries or modules can introduce vulnerabilities, licensing problems, or data exposure into your software supply chain.
Start with a dedicated vendor branch. Store vendor-supplied code in a clean, separate history. This way, git checkout to that branch gives you a clear view of the vendor’s changes over time, without noise from your own commits. Use signed tags to mark verified releases from each vendor. Enforce pull requests and code scanning before merging updates into your main branch.
Every time you run git checkout to integrate a vendor update, treat the process as a controlled change event. Confirm the source repository. Verify checksums. Review the diff. Scan for known vulnerabilities and compliance conflicts. Document the version and commit hash. Commit trust only when evidence supports it.