.gitconfig file sitting in the user home directory to apply global rules for all repos

.gitconfig

[core]
  repositoryformatversion = 0
  filemode = true
  bare = false
  logallrefupdates = true
  ignorecase = false
  precomposeunicode = false
  excludesfile = ~/.gitignore_global
[alias]
  st = status
  ci = commit
  br = branch
  co = checkout
  df = diff
  pull = pull --rebase
  lg = log -p
  lg1 = log --graph --all --format=format:'%C(bold blue)%h%C(reset) - %C(bold green)(%ar)%C(reset) %C(white)%s%C(reset) %C(bold white)— %an%C(reset)%C(bold yellow)%d%C(reset)' --abbrev-commit --date=relative
  lg2 = log --graph --all --format=format:'%C(bold blue)%h%C(reset) - %C(bold cyan)%aD%C(reset) %C(bold green)(%ar)%C(reset)%C(bold yellow)%d%C(reset)%n''          %C(white)%s%C(reset) %C(bold white)— %an%C(reset)' --abbrev-commit
  lg = !"git lg1"
  lgc = log --all --format=format:'%C(bold blue)%h%C(reset) - %C(bold green)(%ai)%C(reset) %C(white)%s%C(reset) %C(bold white)— %an%C(reset)%C(bold yellow)%d%C(reset)' --abbrev-commit
  wk = log --pretty=format:'%h%x09%an%x09%ad%x09%s' --author='Maxime'
  whois = "!sh -c 'git log -i -1 --pretty=\"format:%an <%ae>\n\" --author=\"$1\"' -"
  whatis = show -s --pretty='tformat:%h (%s, %ad)' --date=short
[color]
  ui = auto
  interactive = auto
[color "branch"]
  current = yellow bold
  local = green bold
  remote = cyan bold
[color "diff"]
  meta = yellow bold
  frag = magenta bold
  old = red bold
  new = green bold
  whitespace = red reverse
[color "status"]
  added = green bold
  changed = yellow bold
  untracked = red bold
[user]
  name = Maxime
  email = ...

.gitignore

# OS generated files #
######################
.DS_Store
.DS_Store?
._*
.Spotlight-V100
.Trashes
ehthumbs.db
Thumbs.db