feat: add new git alias command

.gitconfig

@@ -36,6 +36,7 @@
 	l = log --graph --date=short --pretty=format:'%C(red reverse)%d%Creset%C(white reverse) %h% Creset %C(green reverse) %an %Creset %C(cyan)%ai%Creset%n%C(white bold)%w(80)%s%Creset%n%n%w(80,2,2)%b'
 	hash = rev-parse HEAD
 	p = !git push origin `git rev-parse --abbrev-ref HEAD`
+	pf = !git push origin `git rev-parse --abbrev-ref HEAD` --force-with-lease
 	delete-merged-branch = !git branch --merged | grep -v \\* | grep -v master | xargs -I % git branch -d %
 	# blameしてそのコミットが含まれるPR番号を教えてくれます
 	ag = "!git ls-files | xargs ag --pager=\"less -F -R\" --nogroup --color-match=0\\;31 --color-path=0\\;0 --no-numbers"