$ git clone -n https://src.fedoraproject.org/rpms/qbs.git /var/lib/mock/f41-build-814712-149120/root/chroot_tmpdir/scmroot/qbs
Cloning into '/var/lib/mock/f41-build-814712-149120/root/chroot_tmpdir/scmroot/qbs'...
$ git fetch origin fe5fa2631652bb06f3177ffa74e30210e621a3dc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qbs
 * [new ref]         fe5fa2631652bb06f3177ffa74e30210e621a3dc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fe5fa26 Fix missing quote in qbs_qmake.patch