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 # git-snapshot
 
-A stupid script that snapshots a git repo via bundle and uploads to an object store.
+A command-line tool for backing up git repositories to Amazon S3.
+
+## Features
+
+- Backs up multiple git repositories to S3 using git bundles
+- Tracks backup state using checkpoint tags
+- Write-ahead logging (WAL) for backup operations
+- Only creates new backups when changes are detected
+- Configurable S3 bucket and prefix paths
+
+## Usage
+
+```bash
+gitsnap backup <repositories-dir> <s3-bucket> [-p PREFIX]
+```
+
+Where:
+- `repositories-dir`: Directory containing git repositories to backup
+- `s3-bucket`: Name of the S3 bucket for storing backups
+- `-p, --prefix`: Optional prefix for objects in S3 (default: 'gitsnap')
+
+## Requirements
+
+- Python 3
+- boto3
+- sh