$ git clone -n https://src.fedoraproject.org/rpms/R-curl.git /var/lib/mock/f37-build-641996-72056/root/chroot_tmpdir/scmroot/R-curl
Cloning into '/var/lib/mock/f37-build-641996-72056/root/chroot_tmpdir/scmroot/R-curl'...
$ git reset --hard f615cc1b776146e34f5b35023a458f6b5e7bb5d5
HEAD is now at f615cc1 Disable bootstrap