$ rm -rfv ~/.vim/pack/plugins/start/jasentence

ああ、もっと上の階層　/pack　以下を削除しないとダメだったな

i@t1:~$ cd ~/.vim/
i@t1:~/.vim$ ls
doc pack syntax
i@t1:~/.vim$ rm -rfv pack
removed directory 'pack/plugins/start'
removed directory 'pack/plugins'
removed directory 'pack'

i@t1:~$ git clone ://github.com/deton/jasentence.vim.git ~/.vim/plugin
Cloning into '/home/i/.vim/plugin'...
remote: Enumerating objects: 87, done.
remote: Total 87 (delta 0), reused 0 (delta 0), pack-reused 87
Receiving objects: 100% (87/87), 13.56 KiB | 2.26 MiB/s, done.
Resolving deltas: 100% (21/21), done.
i@t1:~$

<==ちょくせつ　git clone　のが、二度手間にならんだろうと？　これで使えるのか！！