官方
usage: git update-index [<options>] [--] [<file>...]
-q continue refresh even when index needs update
--ignore-submodules refresh: ignore submodules
--add do not ignore new files
--replace let files replace directories and vice-versa
--remove notice files missing from worktree
--unmerged refresh even if index contains unmerged entries
--refresh refresh stat information
--really-refresh like --refresh, but ignore assume-unchanged setting
--cacheinfo <mode>,<object>,<path>
add the specified entry to the index
--chmod (+/-)x override the executable bit of the listed files
--assume-unchanged mark files as "not changing"
--no-assume-unchanged
clear assumed-unchanged bit
--skip-worktree mark files as "index-only"
--no-skip-worktree clear skip-worktree bit
--info-only add to index only; do not add content to object database
--force-remove remove named paths even if present in worktree
-z with --stdin: input lines are terminated by null bytes
--stdin read list of paths to be updated from standard input
--index-info add entries from standard input to the index
--unresolve repopulate stages #2 and #3 for the listed paths
-g, --again only update entries that differ from HEAD
--ignore-missing ignore files missing from worktree
--verbose report actions to standard output
--clear-resolve-undo (for porcelains) forget saved unresolved conflicts
--index-version <n> write index in this format
--split-index enable or disable split index
--untracked-cache enable/disable untracked cache
--test-untracked-cache
test if the filesystem supports untracked cache
--force-untracked-cache
enable untracked cache without testing the filesystem最后
期望与你一起遇见更好的自己
