$ git clone -n https://src.fedoraproject.org/rpms/php-pear-Net-SMTP.git /var/lib/mock/f45-build-28013-627/root/chroot_tmpdir/scmroot/php-pear-Net-SMTP
Cloning into '/var/lib/mock/f45-build-28013-627/root/chroot_tmpdir/scmroot/php-pear-Net-SMTP'...
$ git fetch origin 9f2ad659525995baaeac14b9e571b67a665ea88e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-pear-Net-SMTP
 * [new ref]         9f2ad659525995baaeac14b9e571b67a665ea88e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9f2ad65 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild