rebase (3)
git rebase-i <commit>でテキストエディタが起動
<commit>以降の個々のコミットに対する操作を指定する
pick e42c821 変更その1
pick f63e511 変更その2
# Rebase 12698f3..f63e511 onto 12698f3 (2 command(s))
#
# Commands:
# p, pick = use commit
# r, reword = use commit, but edit the commit message
# e, edit = use commit, but stop for amending
# s, squash = use commit, but meld into previous commit
# f, fixup = like "squash", but discard this commit's log message
# x, exec = run command (the rest of the line) using shell
# d, drop = remove commit