$ git clone -n https://src.fedoraproject.org/rpms/libxc.git /var/lib/mock/f33-build-446331-63354/root/chroot_tmpdir/scmroot/libxc
Cloning into '/var/lib/mock/f33-build-446331-63354/root/chroot_tmpdir/scmroot/libxc'...
$ git reset --hard bc8c109f9bc7ea4a728ea97d36a17c7b2aa85e31
HEAD is now at bc8c109 Link with libm directly (rhbz#1883501)