Add untracked files to an new existing local project that already has an existing remote repo

git-reinit-training.sh

targetBranch=master
# Remove the .git config folder.
rm -rf .git/

# Re-init the Git repo and add repository
git init
git remote add origin git@github.com:JamaicanDevelopers/GitTraining.git
git fetch origin 

# Create a new branch with untracked files and then add it.
git checkout -b untrackedfiles && git add .
echo "- Oshane Test" >> CONTRIBUTORS.md
git commit -am "Untracked"
git tag v.untracked untrackedfiles


# Switch to the target branch
git checkout $targetBranch
git checkout -b merged-untracked

# Add the untracked files to the target file
git checkout untrackedfiles .
git commit -am "Update source code with untracked files"

# Clean up
git branch -D untrackedfiles


# Afterwards, run the follonng commands:
echo "Run the following command:"
echo "> git diff $targetBranch"

git-reinit.sh

# Run the following command:
# ./reinit.sh <repo-url> <branch> <repo-alias>
# ./reinit.sh git@github.com:JamaicanDevelopers/GitTraining.git master origin
# The problem this is solving is:
# How to add a git link from remote repo to a new existing local project?
# See https://community.jamaicans.dev/t/how-to-add-a-git-link-from-remote-repo-to-a-new-existing-local-project/115 for more details.
#!/bin/bash

argMsg="Must have at least 2 arguments: <repo-url> <branch> <repo-alias>" 
repoAlias="origin"
mergeBranch="merged-untracked"
srcBranch="untrackedfiles"

if [[ -z "$1" || -z "$2" ]]
then
    echo $argMsg
    exit
fi

repoUrl=$1
targetBranch=$2

if [[ ! -z "$3" ]]
then
    repoAlias=$3
fi

echo "$repoUrl $targetBranch $repoAlias"

# Remove the .git config folder.
echo "Should the following command be executed?"
echo "> rm -rf .git/"
read -p "Are you sure? (Y or N)" -n 1 -r
echo    # (optional) move to a new line
if [[ $REPLY =~ ^[Yy]$ ]]
then
    echo "rm -rf .git/"
    rm -rf .git/
fi


# Re-init the Git repo and add repository
git init
git remote add $repoAlias $repoUrl
git fetch origin 

# Create a new branch with untracked files and then add it.
git checkout -b $srcBranch && git add .
git commit -am "Untracked"
git tag v.untracked $srcBranch


# Switch to the target branch
git checkout $targetBranch
git checkout -b $mergeBranch

# Add the untracked files to the target file
git checkout $srcBranch .
git commit -am "Update source code with untracked files"

# Clean up
git branch -D $srcBranch


# Afterwards, run the follonng commands:
echo "Run the following command:"
echo "> git diff $targetBranch"
echo "> git push $repoAlias $mergeBranch"