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--- howto:github [2020/07/01 22:00] – Wulf Rajek
+++ howto:github [2023/05/29 11:55] (current) – external edit 127.0.0.1
@@ Line 66: / Line 66: @@
 </code>
+===== Removing git history =====
+<code>
+git checkout --orphan newBranch
+git add -A  # Add all files and commit them
+git commit
+git branch -D master  # Deletes the master branch
+git branch -m master  # Rename the current branch to master
+git push -f origin master  # Force push master branch to github
+git gc --aggressive --prune=all     # remove the old files
+#rename url on github.com if desired, then update the url:
+git remote set-url origin newURL
+</code>
+===== Rebase with fork master =====
+Example fork of repo mainuser/interestingrepo to myuser/interestingrepo
+<code>
+git clone git@github.com:myuser/interestingrepo.git
+cd interestingrepo
+git remote add upstream git@github.com:mainuser/interestingrepo.git
+</code>
+To update:
+<code>
+git fetch upstream
+git rebase upstream/master
+</code>
+===== Change last commit message =====
+<code>
+git commit --amend -m "New message"
+git push --force repository-name branch-name
+</code>
+===== Git Credentials =====
+<code>git config credential.helper store</code>
+then:
+<code>
+git push http://example.com/repo.git
+Username: <type your username>
+Password: <type your password>
+[several days later]
+git push http://example.com/repo.git
+[your credentials are used automatically]
+</code>
+Passwords stored in plain text, each on their own line in URL format:
+<code ~/.git-credentials>
+https://user:pass@example.com
+</code>
+===== Forceful undo last commit =====
+<code>
+git reset --hard HEAD^
+git push origin -f
+</code>