[CI] Fix a shellcheck violation
@@ -20,7 +20,7 @@ import_gpg_keys
# Unsure we *really* need to bother with this tmp_root business, but
# it does help to contain things a bit.
-tmp_root="$(mktemp --directory --tmpdir=$(pwd) -t "repackage-XXXX")"
+tmp_root="$(mktemp --directory --tmpdir="$(pwd)" -t "repackage-XXXX")"
cd "${tmp_root}"
echo "--- Downloading core/hab for $BUILD_PKG_TARGET from ${channel} channel"
