$ git clone -n https://src.fedoraproject.org/rpms/libdeflate.git /var/lib/mock/f41-build-856215-167495/root/chroot_tmpdir/scmroot/libdeflate
Cloning into '/var/lib/mock/f41-build-856215-167495/root/chroot_tmpdir/scmroot/libdeflate'...
$ git fetch origin c215aa3ca2fbab7b07d502dfdf3b316fa5265116:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libdeflate
 * [new ref]         c215aa3ca2fbab7b07d502dfdf3b316fa5265116 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c215aa3 drop 385.patch