$ git clone -n https://src.fedoraproject.org/rpms/python-cvxopt.git /var/lib/mock/f39-build-1540249-36468/root/chroot_tmpdir/scmroot/python-cvxopt
Cloning into '/var/lib/mock/f39-build-1540249-36468/root/chroot_tmpdir/scmroot/python-cvxopt'...
$ git fetch origin 81c008c0fa2d18aefd6296112cbde66a3ba2aa2e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-cvxopt
 * [new ref]         81c008c0fa2d18aefd6296112cbde66a3ba2aa2e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 81c008c Version 1.3.2