$ git clone -n https://src.fedoraproject.org/rpms/php-phpunit-php-file-iterator3.git /var/lib/mock/f45-build-28161-628/root/chroot_tmpdir/scmroot/php-phpunit-php-file-iterator3
Cloning into '/var/lib/mock/f45-build-28161-628/root/chroot_tmpdir/scmroot/php-phpunit-php-file-iterator3'...
$ git fetch origin ab0c08ebf100d44f63ac722660ed2b856c2d0b2f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-phpunit-php-file-iterator3
 * [new ref]         ab0c08ebf100d44f63ac722660ed2b856c2d0b2f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ab0c08e Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild