$ git clone -n https://src.fedoraproject.org/rpms/ghc-double-conversion.git /var/lib/mock/f40-build-742094-110518/root/chroot_tmpdir/scmroot/ghc-double-conversion
Cloning into '/var/lib/mock/f40-build-742094-110518/root/chroot_tmpdir/scmroot/ghc-double-conversion'...
$ git reset --hard 7995f67c61188a2d134da7010711cd97d1491252
HEAD is now at 7995f67 bump release