$ git clone -n https://src.fedoraproject.org/rpms/lwp.git /var/lib/mock/f45-build-17772-504/root/chroot_tmpdir/scmroot/lwp
Cloning into '/var/lib/mock/f45-build-17772-504/root/chroot_tmpdir/scmroot/lwp'...
$ git fetch origin 33508a3bdae2514d8a1bbe41bb1d1a45f484cf1f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lwp
 * [new ref]         33508a3bdae2514d8a1bbe41bb1d1a45f484cf1f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 33508a3 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild