$ git clone -n https://src.fedoraproject.org/rpms/golang-github-ipfs-datastore.git /var/lib/mock/f38-build-side-42-init-devel-872316-28444/root/chroot_tmpdir/scmroot/golang-github-ipfs-datastore
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-872316-28444/root/chroot_tmpdir/scmroot/golang-github-ipfs-datastore'...
$ git fetch origin e7553940394e02c82158ecb86174046ac1e3e468:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-ipfs-datastore
 * [new ref]         e7553940394e02c82158ecb86174046ac1e3e468 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e755394 Added the README