Homebrew installation in mac is giving error

Question

I want to install homebrew on my mac system but i am not able to install. Installation process is giving me error.

error: could not lock config file /usr/local/Homebrew/.git/config: Permission denied
fatal: could not set 'core.repositoryformatversion' to '0'
Failed during: git init -q

I have tried below command to install homebrew

/usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"

Answer 1

Remove the current installation with:

sudo rm -rf /usr/local/Homebrew

and install it again without using sudo :

/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"

Answer 2

the location have change so now use this :

sudo rm -rf /opt/homebrew

and install again with :

/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"