$ git clone -n https://src.fedoraproject.org/rpms/libvisio.git /var/lib/mock/f45-build-17224-497/root/chroot_tmpdir/scmroot/libvisio
Cloning into '/var/lib/mock/f45-build-17224-497/root/chroot_tmpdir/scmroot/libvisio'...
$ git fetch origin 1da4ea50de5d91f5638dc1a19ff600d7fae3c335:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libvisio
 * [new ref]         1da4ea50de5d91f5638dc1a19ff600d7fae3c335 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1da4ea5 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild