Reduce value duplication in t9300-fast-import.

diff --git a/git-rebase.sh b/git-rebase.sh
index 828c59ce61a8317f23ba9113e4de6e09a58e70ce..98f9558145f269e05e121006a5853368f0572abf 100755 (executable)
--- a/git-rebase.sh
+++ b/git-rebase.sh
@@ -29,6 +29,7 @@ Example:       git-rebase master~1 topic
 '
 . git-sh-setup
 set_reflog_action rebase
+require_work_tree
 
 RESOLVEMSG="
 When you have resolved this problem run \"git rebase --continue\".