$ git clone -n https://src.fedoraproject.org/rpms/kf5-kpeople.git /var/lib/mock/f40-build-1493359-23853/root/chroot_tmpdir/scmroot/kf5-kpeople
Cloning into '/var/lib/mock/f40-build-1493359-23853/root/chroot_tmpdir/scmroot/kf5-kpeople'...
$ git fetch origin 5250dd279acc032412f8538260c97680d3e5989e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-kpeople
 * [new ref]         5250dd279acc032412f8538260c97680d3e5989e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5250dd2 5.116.0