$ git clone -n https://src.fedoraproject.org/rpms/R-git2r.git /var/lib/mock/f38-build-696786-86447/root/chroot_tmpdir/scmroot/R-git2r
Cloning into '/var/lib/mock/f38-build-696786-86447/root/chroot_tmpdir/scmroot/R-git2r'...
$ git reset --hard 887c599de7b5755cdaca6d7390d6ef8e17b76a16
HEAD is now at 887c599 Rebuild for libgit2 1.6.x