$ git clone -n https://src.fedoraproject.org/rpms/anaconda-webui.git /var/lib/mock/f40-build-2585956-62417/root/chroot_tmpdir/scmroot/anaconda-webui
Cloning into '/var/lib/mock/f40-build-2585956-62417/root/chroot_tmpdir/scmroot/anaconda-webui'...
$ git fetch origin 7db2bcff963de4748a51fe5415b8e43966d40bb4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/anaconda-webui
 * [new ref]         7db2bcff963de4748a51fe5415b8e43966d40bb4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7db2bcf [packit] 8 upstream release