$ git clone -n https://src.fedoraproject.org/rpms/dhcp-forwarder.git /var/lib/mock/f40-build-790701-136815/root/chroot_tmpdir/scmroot/dhcp-forwarder
Cloning into '/var/lib/mock/f40-build-790701-136815/root/chroot_tmpdir/scmroot/dhcp-forwarder'...
$ git fetch origin 37fa5a0c14fae41860ab149ca83756b306ed8fc7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dhcp-forwarder
 * [new ref]         37fa5a0c14fae41860ab149ca83756b306ed8fc7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 37fa5a0 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild