$ git clone -n https://src.fedoraproject.org/rpms/gmp-ecm.git /var/lib/mock/f41-build-835879-158748/root/chroot_tmpdir/scmroot/gmp-ecm
Cloning into '/var/lib/mock/f41-build-835879-158748/root/chroot_tmpdir/scmroot/gmp-ecm'...
$ git reset --hard 6f3550178266756d373057dd65ba171196684f5d
HEAD is now at 6f35501 7.0.6