$ git clone -n https://src.fedoraproject.org/rpms/dnstop.git /var/lib/mock/f45-build-7649-368/root/chroot_tmpdir/scmroot/dnstop
Cloning into '/var/lib/mock/f45-build-7649-368/root/chroot_tmpdir/scmroot/dnstop'...
$ git fetch origin c9d8d81aaf4041bee75f31d2df74d51b3394b41c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dnstop
 * [new ref]         c9d8d81aaf4041bee75f31d2df74d51b3394b41c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c9d8d81 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild