$ git clone -n https://src.fedoraproject.org/rpms/bzip3.git /var/lib/mock/f40-build-2336299-59436/root/chroot_tmpdir/scmroot/bzip3
Cloning into '/var/lib/mock/f40-build-2336299-59436/root/chroot_tmpdir/scmroot/bzip3'...
$ git fetch origin 1cae033ebfb7cc60430860dfd5d990a4e8d287a4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/bzip3
 * [new ref]         1cae033ebfb7cc60430860dfd5d990a4e8d287a4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1cae033 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild