$ git clone -n https://src.fedoraproject.org/rpms/fbzx.git /var/lib/mock/f39-build-1465714-33607/root/chroot_tmpdir/scmroot/fbzx
Cloning into '/var/lib/mock/f39-build-1465714-33607/root/chroot_tmpdir/scmroot/fbzx'...
$ git fetch origin 0cf5cbe306c28b12c2aaee0decdc240aa5eb7460:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fbzx
 * [new ref]         0cf5cbe306c28b12c2aaee0decdc240aa5eb7460 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0cf5cbe Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild