$ git clone -n https://src.fedoraproject.org/rpms/qt6-qtlanguageserver.git /var/lib/mock/f40-build-753452-117311/root/chroot_tmpdir/scmroot/qt6-qtlanguageserver
Cloning into '/var/lib/mock/f40-build-753452-117311/root/chroot_tmpdir/scmroot/qt6-qtlanguageserver'...
$ git fetch origin 672451e3d92bdc98245a342911d83cd6a95b2253:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt6-qtlanguageserver
 * [new ref]         672451e3d92bdc98245a342911d83cd6a95b2253 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 672451e 6.6.1