$ git clone -n https://src.fedoraproject.org/rpms/iscan-firmware.git /var/lib/mock/f40-build-2295283-56323/root/chroot_tmpdir/scmroot/iscan-firmware
Cloning into '/var/lib/mock/f40-build-2295283-56323/root/chroot_tmpdir/scmroot/iscan-firmware'...
$ git fetch origin 74678d6a0fbe8fc7b17a6ca1d403c3d3d91e7eb7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/iscan-firmware
 * [new ref]         74678d6a0fbe8fc7b17a6ca1d403c3d3d91e7eb7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 74678d6 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild