$ git clone -n https://src.fedoraproject.org/rpms/qt6-qttools.git /var/lib/mock/f38-build-side-42-init-devel-1035542-29746/root/chroot_tmpdir/scmroot/qt6-qttools
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1035542-29746/root/chroot_tmpdir/scmroot/qt6-qttools'...
$ git fetch origin 207b1cea7962ceed9e71ce6cd889b082c2314c04:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt6-qttools
 * [new ref]         207b1cea7962ceed9e71ce6cd889b082c2314c04 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 207b1ce 6.5.2