$ git clone -n https://src.fedoraproject.org/rpms/python-cyipopt.git /var/lib/mock/f39-build-1540123-36468/root/chroot_tmpdir/scmroot/python-cyipopt
Cloning into '/var/lib/mock/f39-build-1540123-36468/root/chroot_tmpdir/scmroot/python-cyipopt'...
$ git fetch origin 47959cfb0bc8397b211c7033d83f5b841d719c73:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-cyipopt
 * [new ref]         47959cfb0bc8397b211c7033d83f5b841d719c73 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 47959cf Update to 1.2.0