user="someUser"
pass="somePass"
uri="http://sometld.org/path/repo.git"

proto=$(echo $uri | awk -F"/" '{print $1}')
domain=$(echo $uri | awk -F"/" '{print $3}')
repo_path=$(echo $uri | awk -F"/" '{print $4}')
repo_name=$(echo $uri | awk -F"/" '{print $5}')
echo "$proto//$user:$pass@$domain/$repo_path/$repo_name"
# http://someUser:somePass@sometld.org/path/repo.git