$ git clone -n https://src.fedoraproject.org/rpms/qt6-qtwebchannel.git /var/lib/mock/f40-build-2383948-60487/root/chroot_tmpdir/scmroot/qt6-qtwebchannel
Cloning into '/var/lib/mock/f40-build-2383948-60487/root/chroot_tmpdir/scmroot/qt6-qtwebchannel'...
$ git fetch origin e8ef1daac61e5b2ff2987148f80574e02691d462:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt6-qtwebchannel
 * [new ref]         e8ef1daac61e5b2ff2987148f80574e02691d462 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e8ef1da Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild