$ git clone -n https://src.fedoraproject.org/rpms/opentrep.git /var/lib/mock/f40-build-780130-130688/root/chroot_tmpdir/scmroot/opentrep
Cloning into '/var/lib/mock/f40-build-780130-130688/root/chroot_tmpdir/scmroot/opentrep'...
$ git fetch origin c7adc31ed46d3dd315a6418e6956592fbd5f57ab:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/opentrep
 * [new ref]         c7adc31ed46d3dd315a6418e6956592fbd5f57ab -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c7adc31 Rebuild for ICU 74