$ git clone -n https://src.fedoraproject.org/rpms/crypto-policies.git /var/lib/mock/f40-build-2433103-60688/root/chroot_tmpdir/scmroot/crypto-policies
Cloning into '/var/lib/mock/f40-build-2433103-60688/root/chroot_tmpdir/scmroot/crypto-policies'...
$ git fetch origin edb65bba4dd6690dc6a7791c2d76584cfcd84727:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/crypto-policies
 * [new ref]         edb65bba4dd6690dc6a7791c2d76584cfcd84727 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at edb65bb Update from upstream (ostree, java chacha20)