$ git clone -n https://src.fedoraproject.org/rpms/php-phpmailer6.git /var/lib/mock/f41-build-side-1-3085202-39083/root/chroot_tmpdir/scmroot/php-phpmailer6
Cloning into '/var/lib/mock/f41-build-side-1-3085202-39083/root/chroot_tmpdir/scmroot/php-phpmailer6'...
$ git fetch origin 494c05ebd584792848dfaf3a165c45d98af69432:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-phpmailer6
 * [new ref]         494c05ebd584792848dfaf3a165c45d98af69432 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 494c05e v6.9.2