Homebrew not installing using the command given in the homepage

[sounava24]

Output of brew config

sounava@Sounava:~$ /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"
==> Checking for `sudo` access (which may request your password)...
==> This script will install:
/home/linuxbrew/.linuxbrew/bin/brew
/home/linuxbrew/.linuxbrew/share/doc/homebrew
/home/linuxbrew/.linuxbrew/share/man/man1/brew.1
/home/linuxbrew/.linuxbrew/share/zsh/site-functions/_brew
/home/linuxbrew/.linuxbrew/etc/bash_completion.d/brew
/home/linuxbrew/.linuxbrew/Homebrew

Press RETURN/ENTER to continue or any other key to abort:
[sudo] password for sounava:
==> /usr/bin/sudo /bin/chown -R sounava:sounava /home/linuxbrew/.linuxbrew/Homebrew
==> Downloading and installing Homebrew...
remote: Enumerating objects: 294950, done.
remote: Counting objects: 100% (213/213), done.
remote: Compressing objects: 100% (110/110), done.
error: RPC failed; curl 92 HTTP/2 stream 5 was not closed cleanly: CANCEL (err 8)
error: 3529 bytes of body are still expected
fetch-pack: unexpected disconnect while reading sideband packet
fatal: early EOF
fatal: fetch-pack: invalid index-pack output
Warning: Trying again in 2 seconds: /usr/bin/git fetch --quiet --progress --force origin
remote: Enumerating objects: 294950, done.
remote: Counting objects: 100% (213/213), done.
remote: Compressing objects: 100% (110/110), done.
error: RPC failed; curl 92 HTTP/2 stream 5 was not closed cleanly: CANCEL (err 8)
error: 30 bytes of body are still expected
fetch-pack: unexpected disconnect while reading sideband packet
fatal: early EOF
fatal: fetch-pack: invalid index-pack output
Warning: Trying again in 4 seconds: /usr/bin/git fetch --quiet --progress --force origin
remote: Enumerating objects: 294950, done.
remote: Counting objects: 100% (198/198), done.
remote: Compressing objects: 100% (106/106), done.
error: RPC failed; curl 92 HTTP/2 stream 5 was not closed cleanly: CANCEL (err 8)
error: 4042 bytes of body are still expected
fetch-pack: unexpected disconnect while reading sideband packet
fatal: early EOF
fatal: fetch-pack: invalid index-pack output
Warning: Trying again in 8 seconds: /usr/bin/git fetch --quiet --progress --force origin
remote: Enumerating objects: 294950, done.
remote: Counting objects: 100% (213/213), done.
remote: Compressing objects: 100% (110/110), done.
error: RPC failed; curl 92 HTTP/2 stream 5 was not closed cleanly: CANCEL (err 8)
error: 2710 bytes of body are still expected
fetch-pack: unexpected disconnect while reading sideband packet
fatal: early EOF
fatal: fetch-pack: invalid index-pack output
Warning: Trying again in 16 seconds: /usr/bin/git fetch --quiet --progress --force origin
remote: Enumerating objects: 294950, done.
remote: Counting objects: 100% (213/213), done.
remote: Compressing objects: 100% (110/110), done.
error: 569 bytes of body are still expected
fetch-pack: unexpected disconnect while reading sideband packet
fatal: early EOF
fatal: fetch-pack: invalid index-pack output
Failed 5 times doing: /usr/bin/git fetch --quiet --progress --force origin

Output of brew doctor

nil

Description of issue

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

i tried executing this command but my terminal shows something else

[SMillerDev]

Looks similar to #666