$ git clone -n https://src.fedoraproject.org/rpms/php-phar-io-manifest.git /var/lib/mock/f45-build-28139-628/root/chroot_tmpdir/scmroot/php-phar-io-manifest
Cloning into '/var/lib/mock/f45-build-28139-628/root/chroot_tmpdir/scmroot/php-phar-io-manifest'...
$ git fetch origin b4e66c9f451616f2dff96d6ca2c56708146d0c63:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-phar-io-manifest
 * [new ref]         b4e66c9f451616f2dff96d6ca2c56708146d0c63 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b4e66c9 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild