git-rev-parse
Parse revision and repository information
TLDR
Get commit hash
$ git rev-parse HEAD
Get short hash$ git rev-parse --short HEAD
Get branch name$ git rev-parse --abbrev-ref HEAD
Get repository root$ git rev-parse --show-toplevel
Check if in git repository$ git rev-parse --is-inside-work-tree
Get git directory$ git rev-parse --git-dir
Verify object exists$ git rev-parse --verify [ref]
SYNOPSIS
git rev-parse [options] args...
DESCRIPTION
git rev-parse translates ref names, symbolic references, and other arguments into SHA-1 hashes. It also provides information about the repository structure, such as the root directory, git directory, and current branch.
This plumbing command is widely used in scripts for resolving refs and querying repository metadata.
PARAMETERS
--short [length]
Abbreviated hash.--abbrev-ref
Show short ref name.--verify
Verify object exists.--show-toplevel
Show repository root.--git-dir
Show .git directory.--is-inside-work-tree
Check if in work tree.--symbolic
Show symbolic name.--symbolic-full-name
Full symbolic name.
SEE ALSO
git-rev-list(1), git-describe(1)