$ git clone -n https://src.fedoraproject.org/rpms/php-pecl-mongodb.git /var/lib/mock/f39-build-1812490-41833/root/chroot_tmpdir/scmroot/php-pecl-mongodb
Cloning into '/var/lib/mock/f39-build-1812490-41833/root/chroot_tmpdir/scmroot/php-pecl-mongodb'...
$ git fetch origin f0bd9b5236170574310fb000eecc3268a0c3eae6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-pecl-mongodb
 * [new ref]         f0bd9b5236170574310fb000eecc3268a0c3eae6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f0bd9b5 update to 1.17.0