$ git clone -n https://src.fedoraproject.org/rpms/dnscrypt-proxy.git /var/lib/mock/f39-build-1653542-40515/root/chroot_tmpdir/scmroot/dnscrypt-proxy
Cloning into '/var/lib/mock/f39-build-1653542-40515/root/chroot_tmpdir/scmroot/dnscrypt-proxy'...
$ git fetch origin d9f6b7a0eeee0b2ff138f09f99d104cdc6d03abd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dnscrypt-proxy
 * [new ref]         d9f6b7a0eeee0b2ff138f09f99d104cdc6d03abd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d9f6b7a Update to 2.1.5