$ git clone -n https://src.fedoraproject.org/rpms/cockatrice.git /var/lib/mock/f45-build-5136-337/root/chroot_tmpdir/scmroot/cockatrice
Cloning into '/var/lib/mock/f45-build-5136-337/root/chroot_tmpdir/scmroot/cockatrice'...
$ git fetch origin 716dc36b1f0a9122cdf38c8aec269ad9c63eaeda:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cockatrice
 * [new ref]         716dc36b1f0a9122cdf38c8aec269ad9c63eaeda -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 716dc36 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild