$ git clone -n https://src.fedoraproject.org/rpms/stalonetray.git /var/lib/mock/f41-build-side-1-2887547-34534/root/chroot_tmpdir/scmroot/stalonetray
Cloning into '/var/lib/mock/f41-build-side-1-2887547-34534/root/chroot_tmpdir/scmroot/stalonetray'...
$ git fetch origin 931f8ce3d0d8f82586c420ccbf46cf2b4ff63282:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/stalonetray
 * [new ref]         931f8ce3d0d8f82586c420ccbf46cf2b4ff63282 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 931f8ce convert GPLv2+ license to SPDX