Worked on the pingcap/tidb repository with a focus on improving system stability and reliability through targeted dependency management. Addressed a critical retry issue in client-go by upgrading the dependency to a newer version and ensuring proper alignment of SHA256 checksums and strip-prefix handling in both DEPS.bzl and go.mod files. This approach resolved inconsistencies in retry behavior across client interactions, contributing to more predictable and robust system performance. The work primarily involved Go and Go Modules, emphasizing careful dependency hygiene rather than feature development. No new features were released during this period, with efforts concentrated on bug resolution and maintenance.