$ git clone -n https://src.fedoraproject.org/rpms/R-polyclip.git /var/lib/mock/f38-build-723864-99307/root/chroot_tmpdir/scmroot/R-polyclip
Cloning into '/var/lib/mock/f38-build-723864-99307/root/chroot_tmpdir/scmroot/R-polyclip'...
$ git reset --hard f495cd8895189553fb6e5780a03ac9c9b4a6a18d
HEAD is now at f495cd8 R-maint-sig mass rebuild