$ git clone -n https://src.fedoraproject.org/rpms/php-pecl-xmlrpc.git /var/lib/mock/f45-build-28118-628/root/chroot_tmpdir/scmroot/php-pecl-xmlrpc
Cloning into '/var/lib/mock/f45-build-28118-628/root/chroot_tmpdir/scmroot/php-pecl-xmlrpc'...
$ git fetch origin 02eead93e338e381bd37757842373d34d29843c6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-pecl-xmlrpc
 * [new ref]         02eead93e338e381bd37757842373d34d29843c6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 02eead9 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild