$ git clone -n https://src.fedoraproject.org/rpms/libldm.git /var/lib/mock/f31-build-51388-27496/root/thebuilddir/tmp/scmroot/libldm
Cloning into '/var/lib/mock/f31-build-51388-27496/root/thebuilddir/tmp/scmroot/libldm'...
$ git reset --hard bec421b4554701f9020c1c1df74abaa75376fd44
HEAD is now at bec421b Rebuild for readline 8.0