$ git clone -n https://src.fedoraproject.org/rpms/python-igraph.git /var/lib/mock/f40-build-783468-132916/root/chroot_tmpdir/scmroot/python-igraph
Cloning into '/var/lib/mock/f40-build-783468-132916/root/chroot_tmpdir/scmroot/python-igraph'...
$ git fetch origin c3300ee04a8269e772f466dfc5d96628d64da6b1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-igraph
 * [new ref]         c3300ee04a8269e772f466dfc5d96628d64da6b1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c3300ee 0.11.4