$ git clone -n https://src.fedoraproject.org/rpms/php-pear-Net-URL.git /var/lib/mock/f45-build-27977-627/root/chroot_tmpdir/scmroot/php-pear-Net-URL
Cloning into '/var/lib/mock/f45-build-27977-627/root/chroot_tmpdir/scmroot/php-pear-Net-URL'...
$ git fetch origin 3a2617aa73cdcc6f04bd36b3ca3dc3e25e6d7257:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-pear-Net-URL
 * [new ref]         3a2617aa73cdcc6f04bd36b3ca3dc3e25e6d7257 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3a2617a Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild