$ git clone -n https://src.fedoraproject.org/rpms/xfce4-cpugraph-plugin.git /var/lib/mock/f41-build-side-1-2810795-32921/root/chroot_tmpdir/scmroot/xfce4-cpugraph-plugin
Cloning into '/var/lib/mock/f41-build-side-1-2810795-32921/root/chroot_tmpdir/scmroot/xfce4-cpugraph-plugin'...
$ git fetch origin af944fad3e11076250734509c2e06277f8138917:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xfce4-cpugraph-plugin
 * [new ref]         af944fad3e11076250734509c2e06277f8138917 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at af944fa convert GPLv2+ license to SPDX