$ git clone -n https://src.fedoraproject.org/rpms/R-Rsamtools.git /var/lib/mock/f31-build-73738-31026/root/chroot_tmpdir/scmroot/R-Rsamtools
Cloning into '/var/lib/mock/f31-build-73738-31026/root/chroot_tmpdir/scmroot/R-Rsamtools'...
$ git reset --hard e4772b60c56f7a28b29189f5a2e3e0792170cefe
HEAD is now at e4772b6 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild