gitconfig: add aliases

gitconfig

@@ -7,6 +7,7 @@
 	bn = rev-parse --abbrev-ref HEAD
 	br = branch
 	chp = checkout -p
+	cf = !git commit --fixup $(git log --invert-grep --grep fixup -n1 --oneline --format=format:%h)
 	ci = commit
 	cl = clone
 	cltms = !sh -c 'cd $HOME/dev && git clone $1 && cd $(basename $1 .git) && tmuxsess' --
@@ -14,6 +15,7 @@
 	cob = !git checkout $(git branch | fzf)
 	cp = cherry-pick
 	d = diff
+	dom = diff origin/master
 	ds = diff --staged
 	f = fetch
 	fixup = rebase -i --autosquash