$ git clone -n https://src.fedoraproject.org/rpms/libwmf.git /var/lib/mock/f45-build-17263-497/root/chroot_tmpdir/scmroot/libwmf
Cloning into '/var/lib/mock/f45-build-17263-497/root/chroot_tmpdir/scmroot/libwmf'...
$ git fetch origin 9804b8e5b3d5694f2791ee81446d8d2c2e6cad7f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libwmf
 * [new ref]         9804b8e5b3d5694f2791ee81446d8d2c2e6cad7f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9804b8e Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild