$ git clone -n https://src.fedoraproject.org/rpms/golang-github-ipfs-blocksutil.git /var/lib/mock/f38-build-side-42-init-devel-1123758-30262/root/chroot_tmpdir/scmroot/golang-github-ipfs-blocksutil
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1123758-30262/root/chroot_tmpdir/scmroot/golang-github-ipfs-blocksutil'...
$ git fetch origin 0cfabffc20d51d8b4b4b3f9e0638cffddcf075bb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-ipfs-blocksutil
 * [new ref]         0cfabffc20d51d8b4b4b3f9e0638cffddcf075bb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0cfabff Added the README