$ git clone -n https://src.fedoraproject.org/rpms/qt5-qtconnectivity.git /var/lib/mock/f39-build-1820335-41839/root/chroot_tmpdir/scmroot/qt5-qtconnectivity
Cloning into '/var/lib/mock/f39-build-1820335-41839/root/chroot_tmpdir/scmroot/qt5-qtconnectivity'...
$ git fetch origin a5e94a2031b248182f0a87746329af0a371c485e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt5-qtconnectivity
 * [new ref]         a5e94a2031b248182f0a87746329af0a371c485e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a5e94a2 5.15.11