$ git clone -n https://src.fedoraproject.org/rpms/webkitgtk.git /var/lib/mock/f41-build-side-1-2892685-34597/root/chroot_tmpdir/scmroot/webkitgtk
Cloning into '/var/lib/mock/f41-build-side-1-2892685-34597/root/chroot_tmpdir/scmroot/webkitgtk'...
$ git fetch origin bda4fa02e7678a5c129bc22d259b826e70cd6654:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/webkitgtk
 * [new ref]         bda4fa02e7678a5c129bc22d259b826e70cd6654 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bda4fa0 Update to 2.46.1