$ git clone -n https://src.fedoraproject.org/rpms/php-mockery.git /var/lib/mock/f39-build-2157330-50927/root/chroot_tmpdir/scmroot/php-mockery
Cloning into '/var/lib/mock/f39-build-2157330-50927/root/chroot_tmpdir/scmroot/php-mockery'...
$ git fetch origin b7db5014057473a319133eda386c3439f89f62e4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-mockery
 * [new ref]         b7db5014057473a319133eda386c3439f89f62e4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b7db501 v1.6.7