$ git clone -n https://src.fedoraproject.org/rpms/qt.git /var/lib/mock/f40-build-2284665-55649/root/chroot_tmpdir/scmroot/qt
Cloning into '/var/lib/mock/f40-build-2284665-55649/root/chroot_tmpdir/scmroot/qt'...
$ git fetch origin 85933b075ee1ad0e80cf1a3c3c6bc3e8516e3b72:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt
 * [new ref]         85933b075ee1ad0e80cf1a3c3c6bc3e8516e3b72 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 85933b0 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild