$ git clone -n https://src.fedoraproject.org/rpms/mpg123.git /var/lib/mock/f29-build-3359-896/root/thebuilddir/tmp/scmroot/mpg123
Cloning into '/var/lib/mock/f29-build-3359-896/root/thebuilddir/tmp/scmroot/mpg123'...
$ git reset --hard 603875e7de00afd24ef3ee49360d41dbba6f980a
HEAD is now at 603875e Switch to %ldconfig_scriptlets