Instruction

GIT preparation in new OS

• set user name and developer email (it not should be real name and real email)

git config --global user.name "developer"
git config --global user.email "developer@local"
git config --global core.editor nano

• generate ssh key for Git SCM

ssh-keygen -t rsa
cat ~/.ssh/id_rsa.pub

GIT hot commands

• change remote url to $new_url

git remote set-url origin $new_url

• combine few commits in to one (where 2 is count of commits)

git rebase -i HEAD~2

and set squash to each combined commit

• push git push tags (optional force)

git push --force --tags