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ojacques/git.cheat.sheet.md

Created July 22, 2021 11:51
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GIT cheat sheet
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git.cheat.sheet.md

Setting up the Environment (One Time Setup)

  • developer@github: fork repo: git://github/team-org/repoX -> git://github/developer/repoX
  • developer@workstation: git clone git@github:developer/repoX.git
  • developer@workstation: git remote add upstream git@github:team-org/repoX.git

Synchronize Fork with Upstream

  • developer@workstation/master: git pull upstream master
  • developer@workstation/master: git push origin master

Working on User Story/Defect

  • developer@workstation/master: git checkout -b us-1234-branch
  • developer@workstation/us-1234-branch: hack, hack, hack, build, test
  • developer@workstation/us-1234-branch: git add ...
  • developer@workstation/us-1234-branch: git commit -m "US#1234 ..." / "Defect#1234 ..."
  • developer@workstation/us-1234-branch: git push -u origin us-1234-branch

Rework commit before pull request (Stash) - optional

  • developer@github: Check how many commits the fork is ahead with: This branch is 13 commits ahead of devops-dojo:master.
  • developer@workstation/us-1234-branch: git rebase -i HEAD~13
  • developer@workstation/us-1234-branch: in editor, use pick for the first commit and squash for the others
  • developer@workstation/us-1234-branch: save and close editor, then keep only one commit comment
  • developer@workstation/us-1234-branch: git push -u origin us-1234-branch --force

Pull Request

  • developer@github/developer/repoX: open Pull Request against upstream/master
  • pull_request_build@jenkins: build/test Pull Request branch and post result to GitHub
  • committer@github: review Pull Request, comment, request rework

Rework Pull Request

  • developer@workstation/us-1234-branch: git pull upstream master
  • developer@workstation/us-1234-branch: rework, rework, rework, build, test
  • developer@workstation/us-1234-branch: git add ...
  • developer@workstation/us-1234-branch: git commit
  • developer@workstation/us-1234-branch: git push

Pull Request Cont'd

  • pull_request_build@jenkins: build/test Pull Request branch and post result to GitHub
  • committer@github: review new changes, comment
  • committer@github: merge Pull Request
  • master_build@jenkins: build/test master branch

Clean Branch

  • developer@workstation/us-1234-branch: git checkout master
  • developer@workstation/master: git pull upstream master
  • developer@workstation/master: git push
  • developer@workstation/master: git branch -d us-1234-branch
  • developer@workstation/master: git push origin --delete us-1234-branch

Reset origin with upstream

⚠️ to avoid if someone forked your origin remote, as this rewrites history. But handy to reset forked repo with what is in upstream.

  • developer@workstation/master: git remote update
  • developer@workstation/master: git reset --hard upstream/master --
  • developer@workstation/master: git push origin +master
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