$ git clone -n https://src.fedoraproject.org/rpms/php-theseer-autoload.git /var/lib/mock/f45-build-28409-629/root/chroot_tmpdir/scmroot/php-theseer-autoload
Cloning into '/var/lib/mock/f45-build-28409-629/root/chroot_tmpdir/scmroot/php-theseer-autoload'...
$ git fetch origin 757b6c2e4caa8701ad6a27feecd22687c86fca65:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-theseer-autoload
 * [new ref]         757b6c2e4caa8701ad6a27feecd22687c86fca65 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 757b6c2 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild