$ git clone -n https://src.fedoraproject.org/rpms/qpwgraph.git /var/lib/mock/f39-build-1466151-33649/root/chroot_tmpdir/scmroot/qpwgraph
Cloning into '/var/lib/mock/f39-build-1466151-33649/root/chroot_tmpdir/scmroot/qpwgraph'...
$ git fetch origin ada9ba4d1f579a8515c5d021bfb90526d747257f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qpwgraph
 * [new ref]         ada9ba4d1f579a8515c5d021bfb90526d747257f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ada9ba4 Update to 0.5.3