rebase: clarify --reschedule-failed-exec default

Documentation should mention the default behavior.

It is better to explain the persistent nature of the
--reschedule-failed-exec flag from the user standpoint, rather than from
the implementation standpoint.

Signed-off-by: Illia Bobyr <[email protected]>
Signed-off-by: Junio C Hamano <[email protected]>

Author: ilya-bobyr

Documentation/git-rebase.txt

@@ -620,13 +620,16 @@ See also INCOMPATIBLE OPTIONS below.
 	Automatically reschedule `exec` commands that failed. This only makes
 	sense in interactive mode (or when an `--exec` option was provided).
 +
-Even though this option applies once a rebase is started, it's set for
-the whole rebase at the start based on either the
-`rebase.rescheduleFailedExec` configuration (see linkgit:git-config[1]
-or "CONFIGURATION" below) or whether this option is
-provided. Otherwise an explicit `--no-reschedule-failed-exec` at the
-start would be overridden by the presence of
-`rebase.rescheduleFailedExec=true` configuration.
+This option applies once a rebase is started. It is preserved for the whole
+rebase based on, in order, the command line option provided to the initial `git
+rebase`, the `rebase.rescheduleFailedExec` configuration (see
+linkgit:git-config[1] or "CONFIGURATION" below), or it defaults to false.
++
+Recording this option for the whole rebase is a convenience feature. Otherwise
+an explicit `--no-reschedule-failed-exec` at the start would be overridden by
+the presence of a `rebase.rescheduleFailedExec=true` configuration when `git
+rebase --continue` is invoked. Currently, you cannot pass
+`--[no-]reschedule-failed-exec` to `git rebase --continue`.
 
 --update-refs::
 --no-update-refs::