How to Commit to GitHub Repository

Summarize this article with:
You wrote the code. Now what?
Learning how to commit to GitHub is the first real skill every developer needs after writing their first lines of code.
Commits are snapshots. They capture your project at specific moments, creating a timeline you can revisit, share, or roll back when things break.
Without commits, your code exists only on your machine. One hard drive failure and it’s gone.
This guide walks you through the complete process: initializing a repository, staging files, writing commit messages, connecting to GitHub, and pushing your changes to the cloud.
Five steps. Ten minutes. A skill you’ll use every day in software development.
How to Commit to GitHub

Committing to GitHub is the process of saving code changes to a local Git repository and pushing those changes to a remote server for version control and collaboration.
Developers need this when tracking project history, working with team members, or backing up their codebase to a remote repository.
This guide covers 5 steps requiring 5-10 minutes and basic command line familiarity.
Prerequisites
Before you start, make sure you have these ready:
- Git version 2.28 or later installed on your computer
- A GitHub account (free or paid)
- A GitHub repository, either new or existing
- Terminal, Command Prompt, or Git Bash access
- Text editor for making file changes
- Basic understanding of file system navigation
Time estimate: 5-10 minutes for completion.
Step One: How Do You Initialize a Git Repository?
Run the git init command inside your project folder to create a new local repository; this generates a hidden .git directory that tracks all file changes and commit history.
Action
- Navigate to project folder:
cd /path/to/your/project - Run initialization:
git init - Expected result: Message showing “Initialized empty Git repository” with
.gitfolder created
Purpose
The git init command sets up the foundation for distributed version control in your working directory.
Without this step, Git cannot track your files or record any commits.
Step Two: How Do You Stage Files for a Commit?
Use git add to move modified files into the staging area; this tells Git which changes you want included in your next commit snapshot.
Action
- Check file status:
git statusto view modified and untracked files - Stage all files:
git add . - Stage specific files:
git add filename.txt - Expected result: Files move from “untracked” or “modified” to “Changes to be committed”
Purpose
The git add command gives you control over exactly which file changes go into each commit.
Run git status before and after staging to confirm your files are ready.
Step Three: How Do You Create a Commit with a Message?
Run git commit -m "Your message" to save staged changes as a snapshot in your local repository; the commit message describes what changed and generates a unique SHA hash for tracking.
Action
- Basic commit:
git commit -m "Add login feature" - Stage and commit together:
git commit -am "Fix navigation bug" - Expected result: Confirmation showing files changed, insertions, deletions, and commit hash
Purpose
The git commit command creates a permanent record in your project history.
Write clear, descriptive messages; your future self will thank you when reviewing git log output.
Step Four: How Do You Connect Your Local Repository to GitHub?
Use git remote add origin followed by your repository URL to link your local project to a remote repository on GitHub’s servers.
Action
- Copy URL: GitHub repository page > Code button > HTTPS or SSH URL
- Add remote:
git remote add origin https://github.com/username/repo.git - Verify connection:
git remote -v - Expected result: No error message; git remote shows fetch and push URLs
Purpose
The origin alias points to your GitHub repository.
You only configure this once per project; subsequent commits push to the same remote automatically.
Step Five: How Do You Push Your Commit to GitHub?
Execute git push origin main to upload your local commits to the remote GitHub repository; this syncs your code changes and makes them available to collaborators.
Action
- First push:
git push -u origin main - Subsequent pushes:
git push - Expected result: Terminal displays upload progress, branch update confirmation
Purpose
The git push command transfers commits from your local branch to the remote server.
The -u flag sets upstream tracking, so future pushes need only git push.
Verification
Confirm your commit reached GitHub:
- Open your repository in a browser
- Check the commit history on the main page
- Verify your commit message and timestamp appear
- Review changed files by clicking the commit hash
Run git log --oneline locally to compare with what GitHub shows.
Troubleshooting
Authentication Failed When Pushing
Configure credentials using git config for username and email.
Set up HTTPS authentication with a personal access token, or add an SSH key to GitHub for passwordless access.
Fatal: Not a Git Repository Error
You’re outside a tracked directory.
Navigate to your project folder and run git init first.
Nothing to Commit, Working Tree Clean
No changes detected since last commit.
Make file modifications, then run git add before committing.
Push Rejected Due to Remote Changes
Someone else pushed changes, or you edited files directly on GitHub.
Run git pull to fetch and merge remote changes, then push again.
If conflicts occur, check how to resolve merge conflicts in Git.
Related Processes
Once you’ve mastered commits, explore these connected workflows:
- How to clone a GitHub repository
- How to create a new branch in Git
- How to merge branches in GitHub
- How to revert a commit in Git
- What is a Git workflow
For team projects, understanding source control management and continuous integration will improve your software development process.
FAQ on How To Commit To Github
What is the difference between Git and GitHub?
Git is the version control system that runs locally on your computer and tracks file changes. GitHub is a cloud platform that hosts remote repositories. Git handles commits; GitHub stores and shares them with collaborators.
Do I need to commit before pushing?
Yes. The git push command only uploads commits that exist in your local repository. Stage your changes with git add, create a commit with a message, then push. No commit means nothing to upload.
How often should I commit code?
Commit after completing each logical unit of work. Small, atomic commits are easier to review and revert. Most developers commit several times per day during active development rather than one massive commit at the end.
Can I undo a commit after pushing?
Yes, but carefully. Use git revert to create a new commit that undoes changes without rewriting history. For unpushed commits, git reset offers more flexibility but requires caution.
What makes a good commit message?
Start with a short summary under 50 characters. Use imperative mood: “Add feature” not “Added feature.” Describe what changed and why. Good messages make git blame and history reviews actually useful.
Why does my push get rejected?
The remote repository contains commits you don’t have locally. Run git pull to fetch and merge those changes first. Resolve any conflicts, commit the merge, then push again.
What files should I exclude from commits?
Add sensitive data, build outputs, and dependencies to your .gitignore file. Never commit API keys, passwords, nodemodules folders, or compiled binaries. These bloat your repository and create security risks.
Can I commit to a specific branch?
Commits go to your currently checked-out branch. Use git checkout or git switch to change branches before committing. Run git branch to confirm which branch is active.
How do I see my commit history?
Run git log in your terminal. Add --oneline for a compact view or --graph to visualize branch merges. On GitHub, click the commit count on your repository page to browse history with file diffs.
What happens if I commit to the wrong branch?
Don’t panic. Use git stash to save uncommitted work, switch branches, then apply changes. For already-committed work, cherry-pick the commit to the correct branch and reset the wrong one.
Conclusion
Knowing how to commit to GitHub transforms you from someone who writes code into someone who manages it properly.
You’ve learned the complete workflow: initializing a local repository, staging changes, crafting meaningful messages, connecting to a remote origin, and pushing upstream.
These five commands form the backbone of every developer workflow in modern source control.
Start small. Commit often. Write messages that explain why, not just what.
Your commit history tells the story of your project. Make it a story worth reading.
The command line might feel awkward at first. After a few dozen commits, it becomes muscle memory.
Now open your terminal and make your first commit count.
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