$ git clone -n https://src.fedoraproject.org/rpms/python-ast-monitor.git /var/lib/mock/f41-build-side-1-3134488-39756/root/chroot_tmpdir/scmroot/python-ast-monitor
Cloning into '/var/lib/mock/f41-build-side-1-3134488-39756/root/chroot_tmpdir/scmroot/python-ast-monitor'...
$ git fetch origin e96a21ec117b577a001522330400ed81d14c91a9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-ast-monitor
 * [new ref]         e96a21ec117b577a001522330400ed81d14c91a9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e96a21e Update to 0.5.2