chore(release): 1.0.0-alpha.2 [skip ci]

# [1.0.0-alpha.2](https://git.gitlab.arm.com/bazel/git/compare/v1.0.0-alpha.1...v1.0.0-alpha.2) (2024-04-09)

### Features

* accept `bazel-git fetch --negotation-tip` ([40dd6625](https://git.gitlab.arm.com/bazel/git/commit/40dd662557969cbdece99608b8e0a187fdbe9ff6))
* implement `git cat-file -e $COMMIT` ([61ad69d2](https://git.gitlab.arm.com/bazel/git/commit/61ad69d28eabe84e1d07cac6de0e75abc3f28a86))
* implement `git config $NAME $VALUE` ([5dcce02a](https://git.gitlab.arm.com/bazel/git/commit/5dcce02a3af17000e71521a0c0ca82456e6c47be))