$ git clone -n https://src.fedoraproject.org/rpms/libreoffice.git /var/lib/mock/f41-build-side-2-python-2696738-30351/root/chroot_tmpdir/scmroot/libreoffice
Cloning into '/var/lib/mock/f41-build-side-2-python-2696738-30351/root/chroot_tmpdir/scmroot/libreoffice'...
$ git fetch origin 55afdc5e5a99e6333af7c2aa24c9dadecde05376:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libreoffice
 * [new ref]         55afdc5e5a99e6333af7c2aa24c9dadecde05376 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 55afdc5 24.8.1.2