$ git clone -n https://src.fedoraproject.org/rpms/python-sphinx-math-dollar.git /var/lib/mock/f45-build-33063-666/root/chroot_tmpdir/scmroot/python-sphinx-math-dollar
Cloning into '/var/lib/mock/f45-build-33063-666/root/chroot_tmpdir/scmroot/python-sphinx-math-dollar'...
$ git fetch origin d118a41b050c6f0fd93d6f0334b786e31aad7c3d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-sphinx-math-dollar
 * [new ref]         d118a41b050c6f0fd93d6f0334b786e31aad7c3d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d118a41 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild