$ git clone -n https://src.fedoraproject.org/rpms/nbdkit.git /var/lib/mock/f33-build-250138-50764/root/chroot_tmpdir/scmroot/nbdkit
Cloning into '/var/lib/mock/f33-build-250138-50764/root/chroot_tmpdir/scmroot/nbdkit'...
$ git reset --hard 18f635cb34df46b10ea93105a1fa4bea011865ba
HEAD is now at 18f635c Add upstream patches to fix cc plugin.