$ git clone -n https://src.fedoraproject.org/rpms/swami.git /var/lib/mock/f40-build-800529-143605/root/chroot_tmpdir/scmroot/swami
Cloning into '/var/lib/mock/f40-build-800529-143605/root/chroot_tmpdir/scmroot/swami'...
$ git fetch origin 6a2ec15efb99c8954dd9deb4a235d6222b1e4d2f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/swami
 * [new ref]         6a2ec15efb99c8954dd9deb4a235d6222b1e4d2f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6a2ec15 import swami 2.2.2 sources