$ git clone -n https://src.fedoraproject.org/rpms/python-pygraphviz.git /var/lib/mock/f38-build-side-42-init-devel-1035353-29746/root/chroot_tmpdir/scmroot/python-pygraphviz
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1035353-29746/root/chroot_tmpdir/scmroot/python-pygraphviz'...
$ git fetch origin 663bdc4e6499c4eb5ae693592b32feae9acf2804:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pygraphviz
 * [new ref]         663bdc4e6499c4eb5ae693592b32feae9acf2804 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 663bdc4 Version 1.11