$ git clone -n https://src.fedoraproject.org/rpms/R-gmp.git /var/lib/mock/f38-build-side-42-init-devel-438142-19318/root/chroot_tmpdir/scmroot/R-gmp
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-438142-19318/root/chroot_tmpdir/scmroot/R-gmp'...
$ git reset --hard 51e91bd11c0311ba5f51b4e6b4ff9e7e77627ea8
HEAD is now at 51e91bd update to 0.7-1