diff --git a/git-rebase--interactive.sh b/git-rebase--interactive.sh
index eb2dff55f8..a27952d9fd 100755
--- a/git-rebase--interactive.sh
+++ b/git-rebase--interactive.sh
@@ -626,7 +626,7 @@ skip_unnecessary_picks () {
 		case "$fd,$command" in
 		3,pick|3,p)
 			# pick a commit whose parent is current $ONTO -> skip
-			sha1=$(printf '%s' "$rest" | cut -d ' ' -f 1)
+			sha1=${rest%% *}
 			case "$(git rev-parse --verify --quiet "$sha1"^)" in
 			"$ONTO"*)
 				ONTO=$sha1
diff --git a/t/t7300-clean.sh b/t/t7300-clean.sh
index 7dbbea13ac..6c776e9bec 100755
--- a/t/t7300-clean.sh
+++ b/t/t7300-clean.sh
@@ -443,7 +443,7 @@ test_expect_success 'git clean -e' '
 	(
 		cd repo &&
 		git init &&
-		touch 1 2 3 known &&
+		touch known 1 2 3 &&
 		git add known &&
 		git clean -f -e 1 -e 2 &&
 		test -e 1 &&