$ git clone -n https://src.fedoraproject.org/rpms/python-ast-monitor.git /var/lib/mock/f40-build-2705979-71037/root/chroot_tmpdir/scmroot/python-ast-monitor
Cloning into '/var/lib/mock/f40-build-2705979-71037/root/chroot_tmpdir/scmroot/python-ast-monitor'...
$ git fetch origin 88daccffe5eb5b3d002a25ee9e87b6d2604dc48e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-ast-monitor
 * [new ref]         88daccffe5eb5b3d002a25ee9e87b6d2604dc48e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 88daccf Update to 0.5.0