$ git clone -n https://src.fedoraproject.org/rpms/php-http-message-factory.git /var/lib/mock/f45-build-27902-626/root/chroot_tmpdir/scmroot/php-http-message-factory
Cloning into '/var/lib/mock/f45-build-27902-626/root/chroot_tmpdir/scmroot/php-http-message-factory'...
$ git fetch origin 90d0f22e390fef765f3d57896c95b8fad083ce24:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-http-message-factory
 * [new ref]         90d0f22e390fef765f3d57896c95b8fad083ce24 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 90d0f22 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild