$ git clone -n https://src.fedoraproject.org/rpms/php-myclabs-deep-copy.git /var/lib/mock/f45-build-27993-627/root/chroot_tmpdir/scmroot/php-myclabs-deep-copy
Cloning into '/var/lib/mock/f45-build-27993-627/root/chroot_tmpdir/scmroot/php-myclabs-deep-copy'...
$ git fetch origin 9effa871c2617d1dd7efc6ba3541f58d80efc76b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-myclabs-deep-copy
 * [new ref]         9effa871c2617d1dd7efc6ba3541f58d80efc76b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9effa87 v1.14.0