$ git clone -n https://src.fedoraproject.org/rpms/libcoap.git /var/lib/mock/f40-build-738390-107902/root/chroot_tmpdir/scmroot/libcoap
Cloning into '/var/lib/mock/f40-build-738390-107902/root/chroot_tmpdir/scmroot/libcoap'...
$ git reset --hard af53b84ff4265ad88c78c160d64af32535976542
HEAD is now at af53b84 4.3.4