$ git clone -n https://src.fedoraproject.org/rpms/vkmark.git /var/lib/mock/f38-build-side-42-init-devel-937411-28757/root/chroot_tmpdir/scmroot/vkmark
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-937411-28757/root/chroot_tmpdir/scmroot/vkmark'...
$ git fetch origin fd92b75788452f80b0cc00beceb2ceba0021d4ec:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/vkmark
 * [new ref]         fd92b75788452f80b0cc00beceb2ceba0021d4ec -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fd92b75 Pull a recent snapshot + addtional patch to fixup standard includes