Most used git commands.
Create Git repository
git init
Set remote Git repository
git remote add repoName remoteRepositoryUrl
remoteRepositoryUrl example - https://github.com/userId/repoName.git
Show remote Git repositories
git remote -v
Remove remote Git repository
git remote rm repoName
Stage changes
git add -A - stage everything in the working directory
git add HelloWorld.java - stage a file
Status
git status
Show unstaged differences
git diff
Discard unstaged changes
git checkout -- . - discard all unstaged changes in the working directory
git checkout HelloWorld.java - discard unstaged changes in HelloWorld.java
Commit staged changes
git commit -m "Message"
Undo the last commit
git reset --soft HEAD^
Show branches
git branch
Switch to branch
git checkout branchName
Create a branch and switch
git checkout -b newBranchName
Fetch all remotes
git fetch --all
Pull remote branch
git pull repoName branchName
Push branch to remote
git push repoName branchName
Learn more about Git on git-scm.com