$ git clone -n https://src.fedoraproject.org/rpms/qtwebkit.git /var/lib/mock/f42-build-3530673-46321/root/chroot_tmpdir/scmroot/qtwebkit
Cloning into '/var/lib/mock/f42-build-3530673-46321/root/chroot_tmpdir/scmroot/qtwebkit'...
$ git fetch origin eea1af0f304bf9c8ece8d8145c60004e7bee067a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qtwebkit
 * [new ref]         eea1af0f304bf9c8ece8d8145c60004e7bee067a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at eea1af0 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild