我通常至少有3个远程分支:master、staging和production。我有3个本地分支来跟踪这些远程分支。

更新我所有的本地分支是乏味的:

git fetch --all
git rebase origin/master
git checkout staging
git rebase origin/staging
git checkout production
git rebase origin/production

我很想做一个“git pull -all”,但我还没能让它工作。它似乎做了一个“fetch -all”,然后更新(快进或合并)当前工作的分支,但不包括其他本地分支。

我仍然需要手动切换到每个本地分支并进行更新。


当前回答

您为pull描述的行为——都完全符合预期,尽管不一定有用。该选项被传递给git fetch,然后从所有远程获取所有引用,而不仅仅是需要的一个;然后,Pull合并(或者在您的情况下,是重新创建)适当的单个分支。

如果你想查看其他分支机构,你就必须查看它们。是的,合并(和重基)绝对需要一个工作树,所以不检查其他分支就不能完成它们。如果愿意,您可以将所描述的步骤打包到脚本/别名中,不过我建议使用&&来连接命令,这样即使其中一个命令失败,它也不会尝试继续执行。

其他回答

以上答案都没有考虑存在多个工作树的可能性。使用git update-ref或git branch -f更新当前在其他工作树中签出的分支会产生意想不到的副作用。

考虑一下我处理工作树的解决方案:

#! /usr/bin/env bash
set -euo pipefail

# Read the default remote from config, defaulting to "origin".
DEFAULT_REMOTE=$(git config --default origin --get clone.defaultRemoteName)

# Use first argument as remote name, fallback to default.
REMOTE=${1:-$DEFAULT_REMOTE}

# Resolve the rev that HEAD points at, so that we can give it
# a special treatment.
HEAD_REV=$(git rev-parse HEAD)

# Format that allows us to easily grep for local branches that are behind,
# and have an upstream at $REMOTE.
FORMAT="%(upstream:trackshort)%(upstream:remotename)|%(refname:short)"

# Get a list of revs that are checked out. We don't want to
# update refs that are pointing at them.
set +e
WORKTREE_REVS=$(git worktree list --porcelain | grep -Po "HEAD \K(.+)" | grep -v "$HEAD_REV")
set -e

git fetch $REMOTE

for BRANCH in $(git for-each-ref refs/heads --format="$FORMAT" | grep -Po "<$REMOTE\|\K(.+)")
do
    BRANCH_REV=$(git rev-parse $BRANCH)
    if [ "$BRANCH_REV" = "$HEAD_REV" ]
    then
        # This branch is currently checked out "here". Forward it carefully.
        set +e
        git merge --no-autostash --ff-only $BRANCH@{u}
        set -e
    elif grep -q "$BRANCH_REV" <<< "$WORKTREE_REVS"
    then
        # This branch is currently checked out by another. Leave it alone.
        echo "$BRANCH skipped, because it is checked out in another worktree. Use 'git worktree list' to diagnose."
    else
        # This branch is not checked out. Just update it!
        git update-ref refs/heads/$BRANCH $BRANCH@{u}
        echo "$BRANCH forwarded"
        fi
done

将此脚本添加到Mac OS X的.profile中:

# Usage:
#   `git-pull-all` to pull all your local branches from origin
#   `git-pull-all remote` to pull all your local branches from a named remote

function git-pull-all() {
    START=$(git symbolic-ref --short -q HEAD);
    for branch in $(git branch | sed 's/^.//'); do
        git checkout $branch;
        git pull ${1:-origin} $branch || break;
    done;
    git checkout $START;
};

function git-push-all() {
    git push --all ${1:-origin};
};

自动化并不难:

#!/bin/sh
# Usage: fetchall.sh branch ...

set -x
git fetch --all
for branch in "$@"; do
    git checkout "$branch"      || exit 1
    git rebase "origin/$branch" || exit 1
done

您为pull描述的行为——都完全符合预期,尽管不一定有用。该选项被传递给git fetch,然后从所有远程获取所有引用,而不仅仅是需要的一个;然后,Pull合并(或者在您的情况下,是重新创建)适当的单个分支。

如果你想查看其他分支机构,你就必须查看它们。是的,合并(和重基)绝对需要一个工作树,所以不检查其他分支就不能完成它们。如果愿意,您可以将所描述的步骤打包到脚本/别名中,不过我建议使用&&来连接命令,这样即使其中一个命令失败,它也不会尝试继续执行。

这个命令会有帮助。

for branch in `git branch | sed 's/\*//g'`; do git checkout $branch && git rebase origin/$branch; done