$ git clone -n https://src.fedoraproject.org/rpms/commoncpp2.git /var/lib/mock/f31-build-66945-29955/root/chroot_tmpdir/scmroot/commoncpp2
Cloning into '/var/lib/mock/f31-build-66945-29955/root/chroot_tmpdir/scmroot/commoncpp2'...
$ git reset --hard db19d587093fcd9367884c2bfd4e4a7089e93825
HEAD is now at db19d58 Rebuild with fixed binutils