$ git clone -n https://src.fedoraproject.org/rpms/dtc.git /var/lib/mock/f40-build-791252-137272/root/chroot_tmpdir/scmroot/dtc
Cloning into '/var/lib/mock/f40-build-791252-137272/root/chroot_tmpdir/scmroot/dtc'...
$ git fetch origin af57dc7e194db8e513199f4b10f877bb9491bd17:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dtc
 * [new ref]         af57dc7e194db8e513199f4b10f877bb9491bd17 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at af57dc7 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild