$ git clone -n https://src.fedoraproject.org/rpms/qt6-qtwebengine.git /var/lib/mock/f41-build-808396-145835/root/chroot_tmpdir/scmroot/qt6-qtwebengine
Cloning into '/var/lib/mock/f41-build-808396-145835/root/chroot_tmpdir/scmroot/qt6-qtwebengine'...
$ git fetch origin 6dfe4255091ea3e08f20da32ea38bf355dd50133:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt6-qtwebengine
 * [new ref]         6dfe4255091ea3e08f20da32ea38bf355dd50133 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6dfe425 6.7.1