$ git clone -n https://src.fedoraproject.org/rpms/mycli.git /var/lib/mock/f42-build-side-1-3578373-46814/root/chroot_tmpdir/scmroot/mycli
Cloning into '/var/lib/mock/f42-build-side-1-3578373-46814/root/chroot_tmpdir/scmroot/mycli'...
$ git fetch origin 4d2a10a748febb104974d20e92ad8ce2a90b7deb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mycli
 * [new ref]         4d2a10a748febb104974d20e92ad8ce2a90b7deb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4d2a10a 1.31.2