git rev-parse

Get a repository's latest commit ids

Latest commit id:

git rev-parse @
git rev-parse @~0
git rev-parse HEAD

2nd latest commit id:

git rev-parse @^
git rev-parse @~1
git rev-parse HEAD^1

3rd latest commit id:

git rev-parse @^^
git rev-parse @~2
git rev-parse HEAD^1^1

The .git directory can be determined as follows

git rev-parse --git-dir
git rev-parse --absolute-git-dir

git rev-parse --show-cdup

Returns »nothing« if already in the top level directory of a git repository. Otherwise, returns a relative path (typically something like ../../).

The objects directory can be found like so:

git rev-parse --git-path objects