$ git clone -n https://src.fedoraproject.org/rpms/php-sebastian-type4.git /var/lib/mock/f45-build-28294-629/root/chroot_tmpdir/scmroot/php-sebastian-type4
Cloning into '/var/lib/mock/f45-build-28294-629/root/chroot_tmpdir/scmroot/php-sebastian-type4'...
$ git fetch origin a8622f43a732c778eb0d89d6882c83f3ffd7489a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-sebastian-type4
 * [new ref]         a8622f43a732c778eb0d89d6882c83f3ffd7489a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a8622f4 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild