$ git clone -n https://src.fedoraproject.org/rpms/libwpg.git /var/lib/mock/f45-build-17262-497/root/chroot_tmpdir/scmroot/libwpg
Cloning into '/var/lib/mock/f45-build-17262-497/root/chroot_tmpdir/scmroot/libwpg'...
$ git fetch origin 4eebf986f1aaa34c74081391fc5f7682a8a0dcc0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libwpg
 * [new ref]         4eebf986f1aaa34c74081391fc5f7682a8a0dcc0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4eebf98 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild