$ git clone -n https://src.fedoraproject.org/rpms/php-paragonie-constant-time-encoding.git /var/lib/mock/f45-build-28003-627/root/chroot_tmpdir/scmroot/php-paragonie-constant-time-encoding
Cloning into '/var/lib/mock/f45-build-28003-627/root/chroot_tmpdir/scmroot/php-paragonie-constant-time-encoding'...
$ git fetch origin e03024615ac198bd01778fe126101b09a45afdd6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-paragonie-constant-time-encoding
 * [new ref]         e03024615ac198bd01778fe126101b09a45afdd6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e030246 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild