$ git clone -n https://src.fedoraproject.org/rpms/byte-buddy.git /var/lib/mock/f40-build-2614512-64138/root/chroot_tmpdir/scmroot/byte-buddy
Cloning into '/var/lib/mock/f40-build-2614512-64138/root/chroot_tmpdir/scmroot/byte-buddy'...
$ git fetch origin d992848b6cac93f01b85c2af063e2ebf03d9f7c9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/byte-buddy
 * [new ref]         d992848b6cac93f01b85c2af063e2ebf03d9f7c9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d992848 Rebuilt for java-21-openjdk as system jdk