digits can be specified with `--abbrev=<n>`.
-B[<n>][/<m>]::
+--break-rewrites[=[<n>][/<m>]]::
Break complete rewrite changes into pairs of delete and
create. This serves two purposes:
+
another file.
-M[<n>]::
+--detect-renames[=<n>]::
ifndef::git-log[]
Detect renames.
endif::git-log[]
hasn't changed.
-C[<n>]::
+--detect-copies[=<n>]::
Detect copies as well as renames. See also `--find-copies-harder`.
If `n` is specified, it has the same meaning as for `-M<n>`.