$ git clone -n https://src.fedoraproject.org/rpms/groonga-normalizer-mysql.git /var/lib/mock/f42-build-3272963-41309/root/chroot_tmpdir/scmroot/groonga-normalizer-mysql
Cloning into '/var/lib/mock/f42-build-3272963-41309/root/chroot_tmpdir/scmroot/groonga-normalizer-mysql'...
$ git fetch origin 20c0ab0c485120b017dc4a1ee8c41486df4a53b9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/groonga-normalizer-mysql
 * [new ref]         20c0ab0c485120b017dc4a1ee8c41486df4a53b9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 20c0ab0 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild