$ git clone -n https://src.fedoraproject.org/rpms/labwc.git /var/lib/mock/f40-build-803148-144188/root/chroot_tmpdir/scmroot/labwc
Cloning into '/var/lib/mock/f40-build-803148-144188/root/chroot_tmpdir/scmroot/labwc'...
$ git fetch origin de5b45f636f569a4068ef89dce15e7e236121ded:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/labwc
 * [new ref]         de5b45f636f569a4068ef89dce15e7e236121ded -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at de5b45f Add dependency on hicolor-icon-theme