$ git clone -n https://src.fedoraproject.org/rpms/opentype-sanitizer.git /var/lib/mock/f45-build-21135-579/root/chroot_tmpdir/scmroot/opentype-sanitizer
Cloning into '/var/lib/mock/f45-build-21135-579/root/chroot_tmpdir/scmroot/opentype-sanitizer'...
$ git fetch origin 5d8a1ff9a16ae55d2cc753d220f49d9a55ca345c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/opentype-sanitizer
 * [new ref]         5d8a1ff9a16ae55d2cc753d220f49d9a55ca345c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5d8a1ff Update to 9.3.0 (close RHBZ#2510860)