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Diffstat (limited to 'Documentation/git-clone.txt')
| -rw-r--r-- | Documentation/git-clone.txt | 75 |
1 files changed, 55 insertions, 20 deletions
diff --git a/Documentation/git-clone.txt b/Documentation/git-clone.txt index 0e14e732fd..88ea6246a1 100644 --- a/Documentation/git-clone.txt +++ b/Documentation/git-clone.txt @@ -11,16 +11,17 @@ SYNOPSIS [verse] 'git clone' [--template=<template_directory>] [-l] [-s] [--no-hardlinks] [-q] [-n] [--bare] [--mirror] - [-o <name>] [-u <upload-pack>] [--reference <repository>] - [--depth <depth>] [--] <repository> [<directory>] + [-o <name>] [-b <name>] [-u <upload-pack>] [--reference <repository>] + [--depth <depth>] [--recursive] [--] <repository> [<directory>] DESCRIPTION ----------- Clones a repository into a newly created directory, creates remote-tracking branches for each branch in the cloned repository -(visible using `git branch -r`), and creates and checks out an initial -branch equal to the cloned repository's currently active branch. +(visible using `git branch -r`), and creates and checks out an +initial branch that is forked from the cloned repository's +currently active branch. After the clone, a plain `git fetch` without arguments will update all the remote-tracking branches, and a `git pull` without @@ -28,7 +29,7 @@ arguments will in addition merge the remote master branch into the current master branch, if any. This default configuration is achieved by creating references to -the remote branch heads under `$GIT_DIR/refs/remotes/origin` and +the remote branch heads under `refs/remotes/origin` and by initializing `remote.origin.url` and `remote.origin.fetch` configuration variables. @@ -38,7 +39,7 @@ OPTIONS --local:: -l:: When the repository to clone from is on a local machine, - this flag bypasses normal "git aware" transport + this flag bypasses the normal "git aware" transport mechanism and clones the repository by making a copy of HEAD and everything under objects and refs directories. The files under `.git/objects/` directory are hardlinked @@ -59,7 +60,7 @@ OPTIONS -s:: When the repository to clone is on the local machine, instead of using hard links, automatically setup - .git/objects/info/alternates to share the objects + `.git/objects/info/alternates` to share the objects with the source repository. The resulting repository starts out without any object of its own. + @@ -68,28 +69,47 @@ it unless you understand what it does. If you clone your repository using this option and then delete branches (or use any other git command that makes any existing commit unreferenced) in the source repository, some objects may become unreferenced (or dangling). -These objects may be removed by normal git operations (such as 'git-commit') +These objects may be removed by normal git operations (such as `git commit`) which automatically call `git gc --auto`. (See linkgit:git-gc[1].) If these objects are removed and were referenced by the cloned repository, then the cloned repository will become corrupt. - - ++ +Note that running `git repack` without the `-l` option in a repository +cloned with `-s` will copy objects from the source repository into a pack +in the cloned repository, removing the disk space savings of `clone -s`. +It is safe, however, to run `git gc`, which uses the `-l` option by +default. ++ +If you want to break the dependency of a repository cloned with `-s` on +its source repository, you can simply run `git repack -a` to copy all +objects from the source repository into a pack in the cloned repository. --reference <repository>:: - If the reference repository is on the local machine - automatically setup .git/objects/info/alternates to + If the reference repository is on the local machine, + automatically setup `.git/objects/info/alternates` to obtain objects from the reference repository. Using an already existing repository as an alternate will require fewer objects to be copied from the repository being cloned, reducing network and local storage costs. + -*NOTE*: see NOTE to --shared option. +*NOTE*: see the NOTE for the `--shared` option. --quiet:: -q:: - Operate quietly. This flag is also passed to the `rsync' + Operate quietly. Progress is not reported to the standard + error stream. This flag is also passed to the `rsync' command when given. +--verbose:: +-v:: + Run verbosely. + +--progress:: + Progress status is reported on the standard error stream + by default when it is attached to a terminal, unless -q + is specified. This flag forces progress status even if the + standard error stream is not directed to a terminal. + --no-checkout:: -n:: No checkout of HEAD is performed after the clone is complete. @@ -107,12 +127,19 @@ then the cloned repository will become corrupt. configuration variables are created. --mirror:: - Set up a mirror of the remote repository. This implies --bare. + Set up a mirror of the remote repository. This implies `--bare`. --origin <name>:: -o <name>:: - Instead of using the remote name 'origin' to keep track - of the upstream repository, use <name> instead. + Instead of using the remote name `origin` to keep track + of the upstream repository, use `<name>`. + +--branch <name>:: +-b <name>:: + Instead of pointing the newly created HEAD to the branch pointed + to by the cloned repository's HEAD, point to `<name>` branch + instead. In a non-bare repository, this is the branch that will + be checked out. --upload-pack <upload-pack>:: -u <upload-pack>:: @@ -134,6 +161,14 @@ then the cloned repository will become corrupt. with a long history, and would want to send in fixes as patches. +--recursive:: + After the clone is created, initialize all submodules within, + using their default settings. This is equivalent to running + `git submodule update --init --recursive` immediately after + the clone is finished. This option is ignored if the cloned + repository does not have a worktree/checkout (i.e. if any of + `--no-checkout`/`-n`, `--bare`, or `--mirror` is given) + <repository>:: The (possibly remote) repository to clone from. See the <<URLS,URLS>> section below for more information on specifying @@ -142,9 +177,9 @@ then the cloned repository will become corrupt. <directory>:: The name of a new directory to clone into. The "humanish" part of the source repository is used if no directory is - explicitly given ("repo" for "/path/to/repo.git" and "foo" - for "host.xz:foo/.git"). Cloning into an existing directory - is not allowed. + explicitly given (`repo` for `/path/to/repo.git` and `foo` + for `host.xz:foo/.git`). Cloning into an existing directory + is only allowed if the directory is empty. :git-clone: 1 include::urls.txt[] |