$ git clone -n https://src.fedoraproject.org/rpms/qt6-qtwebchannel.git /var/lib/mock/f42-build-868224-176015/root/chroot_tmpdir/scmroot/qt6-qtwebchannel
Cloning into '/var/lib/mock/f42-build-868224-176015/root/chroot_tmpdir/scmroot/qt6-qtwebchannel'...
$ git fetch origin b9e585ff819a3b963a551cdeb37125adc36db1ec:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt6-qtwebchannel
 * [new ref]         b9e585ff819a3b963a551cdeb37125adc36db1ec -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b9e585f Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild