$ git clone -n https://src.fedoraproject.org/rpms/fbzx.git /var/lib/mock/f40-build-2277933-55249/root/chroot_tmpdir/scmroot/fbzx
Cloning into '/var/lib/mock/f40-build-2277933-55249/root/chroot_tmpdir/scmroot/fbzx'...
$ git fetch origin a51c77a319151edafeec2732062b3afc395e421b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fbzx
 * [new ref]         a51c77a319151edafeec2732062b3afc395e421b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a51c77a Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild