bare-to-local-nonbare.sh

#!/bin/sh

set -e

# テストのためのディレクトリ作る
[ -d test ] && rm -rf test
mkdir test && cd test

# nonbare-repo作る
setup_nonbare_repo() {
    touch foo
    git add foo
    git commit -m 'initial commit'
}
git init nonbare-repo
(cd nonbare-repo && setup_nonbare_repo)

# bare-repo作る
git clone --bare nonbare-repo bare-repo

# local-repo作る
git clone bare-repo local-repo

# nonbare-repoに変更加えてbare-repoにpush (これは当然成功する)
update_bare_repo() {
    touch bar
    git add bar
    git commit -m 'add bar'

    git remote add bare ../bare-repo
    git push bare master
}
(cd nonbare-repo && update_bare_repo)

# bare-repoからlocal-repoにpush (これがshim0muraさんのしたいこと)
push_to_local_repo() {
    git remote add local ../local-repo
    # bareでないリポジトリの場合、他のリポジトリから更新を許すため
    # 一旦local-repoでreceive.denyCurrentBranchをignoreにする必要がある。
    # これをしないと末尾のようなエラーが出る。
    (cd ../local-repo && git config receive.denyCurrentBranch ignore)
    # やっとpushできるようになる
    git push local master
    # コミットは追加されるがワーキングツリーの状態は変わらないので
    # git reset --hardして強制的にワーキングツリーを最新の状態にする。
    (cd ../local-repo && git reset --hard)
}
(cd bare-repo && push_to_local_repo)


# remote: error: refusing to update checked out branch: refs/heads/master
# remote: error: By default, updating the current branch in a non-bare repository
# remote: error: is denied, because it will make the index and work tree inconsistent
# remote: error: with what you pushed, and will require 'git reset --hard' to match
# remote: error: the work tree to HEAD.
# remote: error:
# remote: error: You can set 'receive.denyCurrentBranch' configuration variable to
# remote: error: 'ignore' or 'warn' in the remote repository to allow pushing into
# remote: error: its current branch; however, this is not recommended unless you
# remote: error: arranged to update its work tree to match what you pushed in some
# remote: error: other way.
# remote: error:
# remote: error: To squelch this message and still keep the default behaviour, set
# remote: error: 'receive.denyCurrentBranch' configuration variable to 'refuse'.
# To ../local-repo
#  ! [remote rejected] master -> master (branch is currently checked out)
# error: failed to push some refs to '../local-repo'