$ git clone -n https://src.fedoraproject.org/rpms/rust-uu_base64.git /var/lib/mock/f40-build-773921-127477/root/chroot_tmpdir/scmroot/rust-uu_base64
Cloning into '/var/lib/mock/f40-build-773921-127477/root/chroot_tmpdir/scmroot/rust-uu_base64'...
$ git reset --hard 1c6f6ca9c4b0c04d9fc67513bcb47b2f77cb7bac
HEAD is now at 1c6f6ca Initial package