cniw

 # set variable
 _pkgbase=mpv-full-git
 _pkgbase_cache_dir="$HOME/.cache/yay"
 _repo_cache_dir="$HOME/Applications/git"
 _git_url=https://github.com/mpv-player/mpv.git
 _git_repo="${_git_url%%.git}"
 _git_repo="${_git_repo##*.com/}"
 
 # prepare source code
 [ -d "${_pkgbase_cache_dir}" ] || mkdir -p "${_pkgbase_cache_dir}"

Earnestly

A Brief Tour of the Makepkg Process: What Makes a Pacman Package

Introduction

This is a terse document covering the anatomy of a package built for the pacman package manager.

The following example commands can mostly run verbatim to manually create a